The nationalcelebration for the glumpinkin ritual. It is normally held on July 14th, but it's possible to celebrate it on the night of July 13th. July 14th is important to glumpinkin, because it marks the anniversary of its creation
Similar to the Blumpkin, however the oral sex received by the male while taking a dump is given by a person with no teeth. (Blumpkin + Gummer = Glumpkin)
Your toothless whore of a grandmother sure can give a mean Glumpkin!
OR....
I'm going to punch out your sister's teeth so she can give me a true Glumpkin.