arse magic 

the magic of arse, to flatulate in an ammusing manner, to delight others with your musical arse,

Mark's arse magic delighted the children, Julie's arse magic astounded her parents.

arse magic by frank bough August 7, 2010

arsemagic 

dull, uninspired music, particularly electronic listening or dance music

I didn't like that DJ, he just played a load of arsemagic.

arsemagic by spunkism October 15, 2003