Katharine McPhee Joins Boyfriend David Foster at Grammys 2018 Viewing Party in LA

Katharine McPhee hits the red carpet for 2018 Grammys Viewing Party hosted by Steven Tyler and Live Nation on Sunday night (January 28) at Red Studios in Los Angeles.

The 33-year-old singer/actress went pretty in a white dress and knee-high tan suede boots as she and boyfriend David Foster walked the red carpet separately.

PHOTOS: Check out the latest pics of Katharine McPhee

Katharine and David have been keeping their budding relationship on the down low for the past few weeks.

10+ pictures inside of the couple arriving at the event…