The weekly holiday of calling your siblings on Sunday, no matter how far from one another, or not close you are to one another, simply to keep a connection, and possibly strengthen your lineage in case of a "Game of Thrones" and /or "Succession" scenario.
My sister told me about the subway bum that attacked her this week when I called her on Sibling Sunday
This Sibling Sunday we talked about gathering board seats to vote our father out as CEO
It was great to talk to my sister on Sibling Sunday this week, I cant remember the last time our mom talked to her brother.
My sister called me for Sibling Sunday and was disgusted with how hungover I was but still had a great talk.
Sibling Sunday is the best cause no matter how successful your sibling is they wont judge you
This Sibling Sunday we talked about gathering board seats to vote our father out as CEO
It was great to talk to my sister on Sibling Sunday this week, I cant remember the last time our mom talked to her brother.
My sister called me for Sibling Sunday and was disgusted with how hungover I was but still had a great talk.
Sibling Sunday is the best cause no matter how successful your sibling is they wont judge you
by GeorgetheGypsy January 18, 2023
Get the Sibling Sunday mug.A simpleton, a dumbass, one that just doesn’t get life, basic bitch. Can be used interchangeably with basic bitch
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Rob: Yo Liam, why did you order chicken fried steak from the 5-point. Bad order man. What were you thinking?
Liam: I dunno. Sunday Brain I guess.
Liam: I dunno. Sunday Brain I guess.
by Comeonfeelthe August 22, 2008
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