because you touch yourself at night

Phrase

 * 1) * 2000, Mike Barker and Matt Weitzman, Family Guy (TV series), "Wasted Talent":
 * Young Peter: Why did all the dinosaurs die out?
 * Museum Guide: Because you touch yourself at night.
 * 1) * 2003 Mar. 1, Rev Bleech_, "Fox" in alt.tv.futurama:
 * >I'm sure I will sound like a giant newbie(because I am), but why does Fox >hate futurama so much? Because you touch yourself at night.
 * 1) * 2019, Demons Rising (paperback), Dutch Van Alstin
 * [Tophat asks with a smirk,] "Why did you name him Xavier Ignacious?" "Because you touch yourself at night, asshole," Solomon says.
 * [Tophat asks with a smirk,] "Why did you name him Xavier Ignacious?" "Because you touch yourself at night, asshole," Solomon says.