1. Go to a midnight concert.
2. Watch the fireballs in Stonehaven, Scotland.
3. Find an amazing value-for-money party.
4. Watch the fireworks from a dazzling viewpoint.
5. Dress up in Newquay.
6. Anti-Resolutions Party.
7. Host an outdoor mini-festival.
8. Hold a murder mystery evening.
If you don't want to splash out and buy a set that you can only use once (because you'll know who did it) search online and find some free games. Red Herring Games have a whole selection of murder mystery games that you can buy or download for free.