omgabj 

Oh my God... and baby Jesus.

People always forget baby Jesus, so make sure to remind them.

Person I: Oh my God!
Person II: And baby Jesus!

or
In text version:
omgabj

omgabj by PepeLeFevre May 5, 2011

Omgablarg 

A mix between "omg" (oh my god), and "blarg".

Used as a alternative to blarg.

Hampus: "OMGABLARG, I died!!"
Elias: "BLAARG!"

Omgablarg by Daniel Thorn October 16, 2008