Nicholas Hoult certainly knows how to make Kristen Stewart [1] smile. The rumored couple were spotted returning to their hotel in New York City on Wednesday night looking like giddy teenagers. Since playing star-crossed lovers [2] in the upcoming movie Equals, the two have forged a pretty close friendship, supporting each other at premieres [3] and even exploring Japan together [4]. After her incredibly painful split from Robert Pattinson [5], it's nice to see Kristen in such good spirits. See the rest of the pair's outing here, and then check out actors who dated their costars [6]!