Aloha!
I've come to share with you 3 more How stupid can people be stupendously funny scenarios!
The person's name has been changed to preserve her pride. All other names have also been changed. (4 obvious reasons)

SCENE 1
Lucy: Hey Amy. You wanna come for dinner with us?
Amy: Oh, you eating dinner ah?
Freda: Nooo.. We're on a diet.

SCENE 2
Freda smsed Amy the bus license plate no. that she's on.
Amy's reply: u r on da bus???

SCENE 3
Freda & Renee walking to the escalator on the ground level. (Escalator does NOT lead 2 basement)
Amy: You all going up?

Have you ever got one of those dumb questions on the phone/by sms (OR MAYBE U R THE ONE WHO POSED 'em?)?
"Are you awake?" "You sleeping?"

Maybe i shall write a book someday, once i have gathered enough dumb stuff to compile a good read. =]
Proudly brought to you by the one and only,
M.L.J.Y.