Mistermigster 

A youtuber with no talent, who lies about their romantic life to make himself seem cool.

You're such a mistermigster!

Mistermigster by AnAverageGom July 7, 2010

MisterLister 

MisterLister is usually the name of a gay person who uses the internet.

Who were you talking to online?

MisterLister

Oh that guy's probably gay.

MisterLister by showderp September 1, 2013