what does SISTER stand for?/definition/abbreviation

Baby Loses it when Brother & Sister leave for School

Shane Gillis - We Had To Trick My Sister To Get Her To Stop Doing Quests For Drugs 😂 🤣 😂

The best big sister ever 👏❤️

POV: your little sister shows up to your concert after you had a fight #acting #wholesome #sister

"I Can't STAND My Sister!" -- How to deal with difficult people

My sister is something else 😂

Which SISTER is the most SPOILED? *makeup vanity edition* 😳🫢 #shorts

Brother Can't Stop Crying when Little Sister Takes First Steps

When little sister wants to dance!

POV: You walk in on your sister breaking up with her boyfriend... @NoahJayWood1 @skyyjade

Cali BULLIES Little Sister at LEMONADE STAND, Instantly Regrets It

I Slapped My Sister Infront of My Arab Dad and This is What Happened #shorts

I kissed my sister 😳😂

Am I a good sister?

don't touch my sister or 💢 #foryou #fyp #gachalife #gachatrend #lovewithgacha

Twisted Sister - The Price (Official Music Video)

My Sister Controls my Life for 24 Hours!

Sister's EX doesn't stand a chance #shorts

#pov the outcast sister tells the truth about the popular sister stealing her bf #youtubeshorts