Lena Dunham and boyfriend Luis Felber enjoy some sweet PDA during their red carpet debut in London

Lena Dunham Cozies Up to Boyfriend Luis Felber at 'Zola' Screening in London

Lena Dunham sizzles in a red heart-print swimsuit as she soaks up the sun during the UK heatwave

Lily Collins Is Bringing Your Fave Childhood Toy to Life for Movie Directed by Lena Dunham