Kid Muscles was really Kip Muscles, a teenager who worked out at the gym Brett Carson, aka Mr. Muscles, taught physical fitness. He became Mr. Muscles' sidekick and helped him fight crime.

*Mr. Muscles #22-23
Category:Sidekicks
Category:Charlton Characters
Category:1956 Debuts
Category:Jerry Siegel - Creator
Category:Charles Nicholas-Creator
Category:Male Characters
Category:Comic Book Characters
Category:Non-Powered Characters
Category:Juvenile Heroes
Category:Muscles Family Characters
Category:IDW Characters
Category:Yoe Books Characters