How do you spell ...

Harleigh was writing a note this morning, & asked me to spell the word "phone" for her. So I said, "P-H-O". She gave me a confused look & said, "I said the word "phone", Mom." I replied with, "I know honey ... P-H-O". She held her hand up to stop me & stated, "I know you are the Mom and all, but are you sure you know how to spell "phone"?" She was waiting on me to say an "F" ... not a "PH" ...