Gwen Stefani & Blake Shelton Duet At President Barack Obama's Final State Dinner!

Gwen Stefani keeps close to her boyfriend Blake Shelton while engaging in conversation at President Barack Obama and First Lady Michelle Obama‘s final White House State Dinner on Tuesday night (October 18) in Washington, D.C.

The happy couple was joined by Jerry Seinfeld and his wife Jessica, John Turturro and his wife Katherine Borowitz, and pregnant Savannah Guthrie and her husband Michael Feldman at the event honoring Italian Prime Minister Matteo Renzi and his wife Agnese Landini.

PHOTOS: Check out the latest pics of Gwen Stefani

Gwen, 47, also hit the stage to perform as the musical guest for the evening. Blake, 40, eventually joined her for a sweet performance of their duet “Go Ahead and Break My Heart” – Watch a clip below!

FYI: Gwen is wearing a Yanina Couture dress.

20+ pictures inside of Gwen Stefani, Blake Shelton and others at the White House State Dinner…