Songwriter Desmond Child says as he was co-writing a song with Aerosmith's Steven Tyler, Tyler told him about the time he saw a blonde from behind at a bar, thinking it was a blonde babe, and it turned out to be the Crue's Vince Neil, and "Dude Looks Like a Lady" was born...here's more http://ultimateclassicrock.com/aerosmiths-dude-looks-like-a-lady-vince-neil/