Materials required:
1)iPod
2)iTunes with EXACT same copy of the song you want to listen to that is on your iPod.
3)Around-ear headphones.
5)Earbuds.
Procedure:
1) Plug earbuds into iPod, headphones into your computer.
2) Turn iTunes EQ to 'bass booster'.
3) Turn iPod EQ to 'Treble booster'.
4) Put on earbuds underneath headphones.
5) Cue up the song you want to play both in iTunes and on your iPod at the beginning.
6) Start the two (but really one) song at the EXACT same time, adjusting as necessary for delays when you press the play button (i.e. starting one a little bit earlier than the other)
7) Adjust volumes to get a good sound equilibrium where neither of the sounds overpower each-other.
8)...
9) Awesome sounding music! profit!