How do you make a happy face using the keyboard?

it depends on the smiley face
sad :( shift semicolon, open bracket (shift9),(shift0)

smiley :) shift semicolon, close bracket

open mouth smiley :0 shift semicolon, 0 (zero not 0)

wink smiley ;) semicolon (without the shift!)

wink mouth open smiley ;0

ENJOY