Grrgalrrga 

Grrgalrrga is just another way to say grr but by jokin around as if someone would say it out of randomness

Grrr = Grrgalrrga
Bob: grrgalrrga
Joe: what
Bob: i dont know im bored

Grrgalrrga by Jagy1993 August 13, 2007

Gurgalurgala 

When the the sky looks like cotton candy.

"Why, look at that gurgalurgala! It's the perfect combination of pink and blue." Destany mentioned to Sarah.

Gurgalurgala by DestanyDelaine April 22, 2014