Steamed cat food, nightcrawlers in the sewer, and incoherent legal arguments scribbled on a greasy chalkboard. The It's Always Sunny in Philadelphia Charlie Kelly Comet Safari T-Shirt. Steamed cat food, nightcrawlers in the sewer, and incoherent legal arguments scribbled on a greasy chalkboard. The It’s Always Sunny in Philadelphia Charlie Kelly Comet Safari T-Shirt