EVENTSSteven Tyler auctions his car at 2017 Barrett-JacksonSteven Tyler’s 2012 Hennessey Venom GT Spyder (center) will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSteven Tyler’s 2012 Hennessey Venom GT Spyder will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSpectators look over Steven Tyler’s 2012 Hennessey Venom GT Spyder which will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSteven Tyler’s 2012 Hennessey Venom GT Spyder will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSteven Tyler’s 2012 Hennessey Venom GT Spyder will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSteven Tyler’s 2012 Hennessey Venom GT Spyder will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSpectators look over Steven Tyler’s 2012 Hennessey Venom GT Spyder which will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicSteven Tyler’s 2012 Hennessey Venom GT Spyder will go on the auction block at 7 p.m. on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler rides in on his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler rides in on his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler rides in on his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler rides in on his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler slides off and prepares to sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler arrives on stage to sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler arrives on stage to sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler and Chairman and CEO of the Barrett-Jackson Auction Company prepare to sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglectRob Schumacher/The RepublicAerosmith's Steven Tyler talks to the audience before his 2012 Hennessey Venom GT Spyder goes up for charity auction at Barrett-Jackson on Jan. 20, 2017 at WestWorld in Scottsdale.Patrick Breen/The RepublicAerosmith frontman Steven Tyler and Chairman and CEO of the Barrett-Jackson Auction Company sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith's Steven Tyler talks to the audience before his 2012 Hennessey Venom GT Spyder goes up for charity auction at Barrett-Jackson on Jan. 20, 2017 at WestWorld in Scottsdale.Patrick Breen/The RepublicAerosmith frontman Steven Tyler helps auctioneer Joseph Mast sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler drops the gavel as auctioneer Joseph Mast calls, Sold! on his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicA packed crowd watches Aerosmith frontman Steven Tyler sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicThe crowd watches as Aerosmith frontman Steven Tyler sells his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler and Chairman and CEO of the Barrett-Jackson Auction Company sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The RepublicAerosmith frontman Steven Tyler and Chairman and CEO of the Barrett-Jackson Auction Company backstage before they sell his 2012 Hennessey Venom GT Spyder which sold for $800,000 on Jan. 20, 2017 at Barrett-Jackson Collector Car Auction at WestWorld in Scottsdale. The $800,000 will be donated to Steven Tyler’s foundation: Janie's Fund, which helps vulnerable girls who suffer from abuse and neglect.Rob Schumacher/The Republic