Rhonda mentions that Sam is getting her a horse for her entrance. During the original days of GLOW, there was in fact a wrestler named 'Lady Godiva' that made her way to the ring riding a horse.
The episode title references one of Barbra Streisand's songs from the 1983 musical film Yentl.
When Justine is in the locker room, she is listening to Ill Repute's "No Hope". Ill Repute is a legendary punk band in the 80's from Oxnard, CA, and helped form the "Nardcore" punk scene ("hardcore from Oxnard"). Ill Repute's punk anthem "Clean Cut American Kid" was on regular playlists for famed alternative rock station KROQ, and was also featured as a theme for a 21 Jump Street episode.