I am currently working on a M.A.S.H Android soundboard app. The main code and layouts are already finished, i'm working on the sound files at the moment. Look for it in the market in about a week or so!
Finished and ready for download! check it out!
App2SD support (Ringtones/notifications coming soon!)
Also if you like MASH and this soundboard you should check out my other MASH PA Announcements Soundboard. You remember all those funny PA Announcements don't you?