David Foster and Katharine McPhee performed at the couple's nuptials at The Hermitage Hotel on Sunday, Nov. 24 Pia Toscano had a music-filled wedding in Nashville! The American Idol alum ...

Pia Toscano Hints David Foster and Katharine McPhee Might Sing at Her Wedding (Exclusive) David Foster Says He's 'Just Groovin'' as He Celebrates 75th Birthday: 'Hasn't Caught Up with Me ...