Pia Toscano hinted that the 'very special' performers for her wedding this November will be David Foster and Katharine McPhee ...

The bride-to-be spoke exclusively to PEOPLE at Foster’s 75th birthday bash at the Hollywood Bowl in Los Angeles on Sunday, Nov. 3 Randall Michelson/Live Nation-Hewitt Silva David Foster; Katharine ...

"The first song I ever sang was 'I Will Always Love ... the "Rhythm of the Water" singer is going back on tour with Andrea Bocelli in December. Related: Michael Bublé Reveals He Has 'Dance ...

McPhee, who turned 40 in March, performed and spoke to PEOPLE during her husband's 75th birthday celebration at the Hollywood ...

Katharine McPhee Foster had a touching moment ... sang "The Prayer" with Italian opera singer Andrea Bocelli. David co-wrote the song, originally performed by Celine Dion and Bocelli.