What a pleasure it is to be given such challenging rhyming opportunities. And to get two such challenges in the one limerick! Appropos of everything - this may be of some interest to enthusiastic limerickators :-)
Darren - My favourite firework of all
Robin - Is this rocket that stands six foot tall
Botherer - The touchpaper lit
Rosie - It then scares the shit
Software - Out of us as sparks from it fall
Starsky - In the beautiful waters so clear