Dr. Pimple Popper

TLC 10 p.m.

Dr. Lee and her staff treat a patient named Leonard who has an alarming bump hanging off of his arm that looks as if it may break through the skin in this new episode. Also, Brandon fears for his life because of several lumps on his head. Evander Holyfield, Gordon Ramsay and Oscar De La Hoya in “MasterChef Celebrity Showdown.”