Bradley Cooper and Suki Waterhouse in Park City
Splash News Online
01/20/2014 AT 08:50 AM EST
The temperatures are rising at the Sundance Film Festival – at least among two attendees.
After trying to keep their romantic relationship under wraps
since March, Bradley Cooper
and his girlfriend, Suki Waterhouse, have suddenly gone very public with their love
, first at the Screen Actors Guild Awards
on Saturday and now while attending the annual screening event in Park City, Utah.
Bundled up in coordinating black coats, beanies and sunglasses, the American Hustle
actor, 39, and the British model, 22, were spotted strolling down the street holding hands.
"Drunk in love bey bey," Waterhouse later Tweeted
, a shout out to Beyoncé
's new hit song.