Celeb Tracker: The 5 Best Photos of the Week

From preparations for Sunday's Golden Globe Awards to the kick off of Lady Gaga's Las Vegas residency, here's what some of your favorite stars were up to this week.

With a Golden Globe nod and SAG nod behind her and a possibly Oscar nomination in front of her, Lady Gaga put A Star Is Born on hold and got back to performing as she opened her 'Enigma' concert residency in Vegas. Meanwhile, Kendall Jenner made sure she was on hand to cheer on her 76ers boyfriend Ben Simmons as the team hit the West Coast.

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