What singer has sold over 3 million albums and 5 million singles worldwide released his second studio album on May 15, 2012?
Trespassing (album): Trespassing is the second studio album by American singer Adam Lambert, released on May 15, 2012 by RCA Records Originally scheduled for March 20, 2012, the album was pushed back for two months in order to add more songs and collaborations. Adam Lambert:  Since 2009, he has sold over 3 million albums and 5 million singles worldwide.
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