Penny Dreadful is Incredibly Contagious

My name is not actually Penny Dreadful. It is Penelope Jones. The 'Dreadful' bit is my dad's JOKE. But in fact I am completely UNDREADFUL. It is just that sometimes my BRILLIANT IDEAS turn into DISASTERS. E.g. I didn't mean for Dad to have to go to a crucial meeting with a plastic flowerpot stuck on his head, I was only trying to invent a Patented Brain Massaging Helmet. Plus how was I to know tha...