1. This girl’s boyfriend and his roommate made a couples costume*, so she dressed up as a Third Wheel…
*They’re both “ceiling fans.”
2. And spent all night photo-bombing other couple-costumes. Here she is with Mario and Luigi.
3. Two in-love hippies… And a third wheel!
4. An attractive doctor and nurse couple… And a thrilled third wheel!
5. BFFs forever, Wayne and Garth… And a third wheel!
6. Creepy scary zombie nurses or doctors… Aaaand a third wheel!
7. An adorable cat and a cheerful bunny… And, you guessed it, a third wheel!
Read more: http://buzzfeed.com/regajha/the-best-halloween-costume-for-single-people