Based on the show Yo Gabba Gabba It’s a phrase similarly used like Awesome Sauce Don’t confuse the two though. Yo Gabba Gabba Sauce can also be used by saying something’s unusual
A clan in the game called Dragon Ball Z Final Stand, Mostly filled with xbox players. All the users there are toxic, They love posting unnecessary images as well.
Me: Yo have you heard of this Final stand clan called "Yo Fr"
CC: Uhm... No, It seems so random Me: IKR!!
yo mama so fat, you gotta take two trains and a bus to get on her good side
yo mama so dumb, she thought a quarterback was a refund
yo mama so poor, i saw her kicking a can down the street, i asked what she's doin, she says "movin"