Because the Sonic Rainboom episode amazed me, so then I draw this.
And because Sonic Rainbooms are amazing.
Edited with Gimp.
Note : I posted this picture a few times on /b/ (yeah yeah, I know the rule 1, and there are no rule 1, okay ?) and it was shown on EqD too (I discover this very lately and I was like "omygoshomygoshomygoshomygoshomygoshomygosh").