(gonna do it with my dA username and my usual-username-'round-the-interwebs)
What is your username?: C00kieBr34d / sneakyPancake
Spell it backwards: d43rBeik00C / ekacnaPykaens

Spell it with your elbow: C00ikieBr34d / sneakyPancake3 (...close enough... my arm got tired)
Spell it with your toes: *skips as I can't be arsed to raise my feet up to the desk*
Spell it with your tongue:

... C00kieBr34sd (excuse the s, pushed the wrong key) / sneakyPancake
Spell it with the object to your right: C00kieBr34d / sneakyPancake (this bottle of this fluid for lenses)
Spell it with the object to your left: C00kieBr34d / sneakyPancake (a half of my bro's bank account's password card)
Spell it with your eyes shut: C0kieVr34d / sneakyÜancake (hahaha)
Spell it with your forehead: okay... d9009k bvedzd / s bneazmy6lon mbzams
Spell it with your nose: C00kieBr34d / sneakyPancake
Slam your face into the keyboard: gh