Fire up the rumor mill – singer [lastfm]Colbie Caillat[/lastfm] just said “I do.” In song, that is. Her new single “I Do” just hit the airwaves, setting the stage for her forthcoming album All Of You which is due out May 3rd and is rumored to include a guest spot by [lastfm]Common[/lastfm]. Click through now and give “I Do” a spin. Maybe you’ll want to forward it to that special someone (Valentine’s Day is right around the corner, after all).

All Of You hits stores on May 3rd. [lastfm]Colbie Caillat[/lastfm] will perform this April on VH1′s ‘Best Cruise Ever’. Keep an eye on her tour page on Last.fm for more live dates.