GOING ONCE, GOING TWICE... TMZ.com
Sylvester Stallone may want to retire from acting and focus on painting full-time... 'cause one of his creations sold at an auction for AIDS research -- and made nearly half a million dollars.
The actor and his family hit a gala in support of amfAR -- a prominent AIDS research foundation -- at The Wynn Hotel in Las Vegas last night and, Sly brought a painting with him ... a multicolored Stallone original.
Check out the clip .