That's not O2 you are breathing I swapped your tanks out for the tanks of a Deep Sea Diver you are on the Nitrous.
Didn't you wonder why you where laughing so much and everything looked strange?
I've got the Video Ready for when you get back into the Air Lock the resulting scene's when you crack the helmet seal need to be videoed as a Safety Message why you do not use Deep Sea Divers Tanks while in Space. Of course the Explosive decompression after I've got enough video for the Safety Message will go into my personal collection of the strangest way people die. [/maniacal laughter]
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