I've got a funny to tell

Setup:  I'm wearing a long-sleeved t-shirt that has "Purdue University" printed down the arm..

Izzy:  What's that say?

Me:  Purdue University

Izzy:  PURDUE CITY!

Me:  No, Purdue U-NI-VERRRRR-SITY.  I know...that's a big word, can you say that?

Izzy:  BIG WORD!

'nuf said