e tee wee tee

E tee wee tee is the nickname that Lisa Dolan gave to his son, Ethan Dolan, when he was little.
Grayson Dolan, Ethan's twin brother, was the one who spill the nickname.

Grayson: Actually Ethan has a nickname
Ethan: Shut up Gray!!
Grayson: It is E Tee Wee Tee
Ethan: AGH GRAYSON!