The Drew Carey Show (1995) : 4x3

Drew lets Darcy dye his hair blonde and grows a goatee so that he will look more like a musician. Larry discovers that someone has been doing cocaine in the men's room at Winfred-Louder. Wick orders Drew and Mimi to collect specimens from every employee for drug testing. Drew does not like invading everyone's privacy. After the men accuse him of being a narc, he throws out all the samples. Wick orders him to give his own sample. Drew refuses and brings in a drug-sniffing dog. Wick becomes furious and fires him. Drew goes into Wick's office and discovers that Wick is the one who is on drugs. He helps him get into rehab. Oswald and Lewis become jealous of Drew's musical success and try to talk him into letting them back into the band. Mimi ends her relationship with Ron after she receives an unpleasant visit from his wife.