Change one Letter

pit = pat your tummy aand rub your head

pat = tag.........

tag = hag ..............

hag = ham.........

ham=ram...

ram=rum...

rum = bum..............

Bum = Gum..

Gum = Lug...........

:2guns: lug = gun :2guns:

gun = gin............

Gin = Fig............

fig = gig.................

gig = rig...as in 18 wheeler...:)

Rig = Pig...