Watch Lady Gaga & Justin Timberlake's 'Saturday Night Live' Promos!

Saturday Night Live this weekend will be epic! Justin Timberlake is hosting and Lady Gaga is the musical guest and it looks like they get along perfectly — except when Gaga borrows clothes from Justin's closet.

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In one promo Justin screams when he sees Gaga standing next to him saying, “Ah! I thought you were someone else.”

And it sounds like Lady Gaga had a great time filming the promos with Justin.

She Tweeted a picture with him and wrote, "Don't be jealous ladies. I laughed so hard today I cried."

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Watch the promos below!