date may 31.  | 2008 18 years ago, Gaga performed at a club and later posed backstage for a photo with Space Cowboy. Everybody say thank you Space Cowboy | 2009 17 years ago today, Lady Gaga was seen leaving her hotel in Australia | 2010 16 years ago, Gaga posed backstage at one of her Monster Ball Tour shows with the co-producer of "911" and "Alice". (wait what are they doing?) | 2012 I don't know how many days Gaga has been in Sing