Keong, a friend of the male lead Ah Loong, says the way Ah Loong looks at the female lead reminds him of how Leon Lai looks at Maggie Cheung in this film.
Christopher Doyle's cameo character Jeremy in "Tian mi mi" has a nickname "Chai Lou Mei" (literally: vegetarian stewed dish). He appears in "McDull, the Alumni" as well, playing the owner of a eating house whose employee recommends the dish "Chai Lou Mei".