1. "18번": This is your go-to song for karaoke, the one you know you can sing really well. Why "number 18"?
2. 아이스케키: Lifting a girl's skirt so her underwear shows. Sounds like "ice-cake" to my English ears. I heard this word for the first time when some friends were reminiscing about their elementary school days.
Yes, this is a short blog considering how long it's been. Baby steps.