語句
運用「月餅」英文"mooncake" 諧音嘅歇後語,即係下半句嘅「悶極」(mun6 gik6) bored, fed-up; a pun between "mooncake" and the expression 悶極 (mun6 gik6) meaning "extremely bored"; literally: foreigners' mooncake
Examples (粵典–words.hk)
Cantonese
番鬼佬月饼 - Mooncake
番鬼佬月餅 - Mooncake
悶極
western mooncake - sounds like "very boring" in Cantonese