Ollie-isms

Chicken Market = birth mark
Bobby Boom = Bob the Builder
Aunt Greg = Aunt Terry & Uncle Greg
Yo Yo = yogurt
Milky = milk
Fi-Sengine = Fire Engine
Woe = little brother Will
Earthday = birthday
One-One = another
Penguin House = movie theater

edit:
we heard one more fun one....

Slurpees = slippers