Another one of these threads! Yes!
Whatever gets you the PIC fastest is definitely the best answer.
But if you really want to know...
Never flew an RJ, but I'm sure it wasn't much different than my Maddog, save a few hundred thousand pounds. But nothing will ever compare to the Mighty Beech 1900 Super Extended-Cab King Air.
Besides, everybody flies RJs, do something original.

(Sarcasm alert in full effect please)