Shelly has a huge crush on Rob. Tiffany invites her out for pizza and invites Rob. While she's eating Shelly starts to choke. Now go forth and write.
Charlene hates the holidays. She'd rather avoid them but her roommate Tiffany loves Christmas. She talks Charlene into throwing a party at their apartment. She's sure something will go wrong. She just doesn't realize how very bad tings go wrong. Now go forth and write.
Homes are being broken into all over town. Jessica gets the fright of her life one night when she is nearly run over by a sled driven by a man dressed up as Santa. She goes to the police when she realizes this is the man that the police have been looking for. Now go forth and write.
Sometimes a picture can give you an idea. I'll post pictures here along with an idea. Use together or separately.