Anna Kendrick [1] and Sam Smith stopped by The Ellen DeGeneres Show [2] on Tuesday, and as luck would have it, the two were involved in a hilarious incident together at the Grammys. Anna talks about running into Sam Smith backstage, just moments after his best new artist win [3] and the hilariously awkward conversation that followed. We'll just go ahead and add her to the long list of celebrities who linked up with Sam Smith at the Grammys [4]. Anna also dished on being an Oscars performer [5], the perils of garment tape, and accidentally flashing Ariana Grande [6]. Watch the full clip above.