Help I Need 14th Birthday Party IDeas

My birthday is coming up in 3 months and i know its a while away but i have No IDEA what to do!!! My parents gave me a budget of $100 and its not really alot to rent anything and i really wanted to have a sleepover or something like that i can invite about 5 people i sorta want it to have a pink and black theme because i love those colors but my heart is`nt really set on anything in particular so if anyone has any ideas for theme, Cheap ideas of things to do or games or whatever the past few years my party hasnt been to fantastic and i wanted everyone to know hey she can thow a good party
♥Thanx a BUNCH♥