Kabo yellow
Kabo yellow is a nickname for South African soccer team Mamelodi Sundowns. Their home kit is yellow so I am guessing that's where the name comes from.
Q: Which team do you support?
A: Kabo yellow
Kwerekwere
A derogatory term for foreigners in South African slang, particularly foreigners from African countries.
Can also be spelt as Kwirikwiri or kwarakwara.
Stop calling foreign people kwerekwere!