Gintama Episode 53: Stress Causes Baldness. But, Paying Too Much Attention to Preventing Stress, Builds Up Stress Again. In the End There Is Nothing That We Can Do to it.
Episode 53 of 201 of Gintama, aired April 25, 2007, 25 minutes. Available with English subtitles and dub where released.
Episode summary
While trying to burn old JUMP issues, Gintoki is captured by a female fire fighter in search of a local arsonist.