Two people shit into the same toilet bowl
When the toilet was blocked, Kirsty and Alan had no choice but to become Shit Sisters
by batshitcray February 11, 2016
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every family has one....the less favourite or popular or successful sibling. Think of Danni Minogue compared to Kylie. Danni is the shit sister. Could also, be the second favourite son, if you have a brother.
by HomeBrand August 30, 2021
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