The mnemonic to remember the first five reactivity series of metals from the highest to the lowest, i.e. K (Kill), Na (Nasty), Ca (Californian), Mg (Mangoes), Al (Always)
Teacher: Can you tell me the first five reactivity series in Chemistry starting from the top?
Similar to having a case of the munchies except you mean you have a craving for a dead woman's vaginal secretions, and other material that "cums" out when you "munge" a girl. *Note: that this is an acquired taste.