Well sonny, when you get a few more years under your belt you'll learn how to stroke a Kitty and make it purr!
Ummm.. That's not the trigger.... Megatron has a sick side while in gun mode.
The ZORG ZF-1
YouTube - Zorg's ZF-1 gun
Full auto Thompson with a few 100 and 50 round drum mags, and pleanty of ammo!