Alternative form of piss in someone's cornflakes

(slang, vulgar, idiomatic) To ruin one's day.

Third-person singular simple present indicative form of shit in someone's Cheerios

simple past tense and past participle of shit in someone's Cheerios

simple past tense and past participle of shit in someone's Cheerios

present participle of shit in someone's Cheerios

present participle of piss in someone's Cheerios

Third-person singular simple present indicative form of piss in someone's Cheerios

simple past tense and past participle of piss in someone's Cheerios

goodbye