Hey, did you hear about <member of currently-popular boy band>? He had to have his stomach pumped at the hospital, and they pumped out three quarts of semen!
That one persisted for at least 20 or 30 years, with just the name of musician being updated as their fifteen minutes elapsed.
There are also rumors that various actresses have XY chromosomes and androgen insensitivity syndrome, but none of them have ever actually confirmed nor denied it. It’s plausible, given that AIS women look just the same as XX women, but it’d have to have been a pretty serious breach of medical confidentiality for the rumor to have started, if true.