Just days before the Grammys, rumors began to swirl that Lady Gaga and Bruno Mars were tapped ... lacey dress, while Mars looked equally fitting in a straw fedora and bell-bottomed suit.

Bruno Mars (né Peter Gene Hernandez) is an American singer-songwriter. He rose to fame in 2010 with the Billboard Hot 100 No. 1 songs "Nothin' on You," "Just the Way You Are" and "Grenade." ...