Kumbaya

[Tina]

blandly pious and naively optimistic

[Justin Bieber]

The Kumbaya Law: In any conversation where some of the participants hold an opinion to the left of other participants, someone with the more conservative position will compare said persons opinion to the naivete of singing around a campfire singing Kumbaya

[Tanya Shivari]

to relax or chill

[Rihanna]

Exclamation, used as alternative to Oh My God First used my the character Eek in the cartoon series Eek the Cat