(In German) You should rejoin your friends.
4 seconds sound clip from the Inglourious Basterds movie soundboard.
You can hear this line at 01:21:38 in the Blu-ray version of the movie.
Quote context
[...]
(In German) My brother is so handsome... the director gave him a Close-Up.
(In German) He does hail from the bottom of the Piz Palu.
(In German) He was in the film and his brother is far more handsome than he.
(In German) You should rejoin your friends.
(In German) May I join you? -By all means. -Wonderful.
(In German) So that's the source of your bizarre accent. That's extraordinary.
(In German) You're obviously not stationed in France or I'd know who you are.
(In German) You know every German in France? -Worth knowing.
[...]