Oh, shiznik! is something Mr. Bollox says instead of saying, "Oh, ****."
Examples in dialogueEdit
Mr. Bollox: Doop de do! Having a walk! Oh, hi, Bowser!
Bowser: I'm going to take a nap now, so I'll be right back.
in Bowser's castle
Mr. Bollox: (whispering) I'm going to write on Bowser's face with this pencil. (starts writing.)
Bowser: Roar! Wait a minute! Why is there writing on my face? Mr. Bolloox!
Mr. Bollox: Oh, shiznik.