The Graceys were all staying at grandad Joe’s when 10 cops burst in.
Birthday girl Ellie was left “terrified and inconsolable”.
Son Anthony, 23, claims drugs officers forced him to strip off.
The retail worker said: “I was fast asleep. They came into my room.
“One said: ‘Drop your boxers.’ They made me do it. They made me lift up my testicles. I didn’t know what to think.”
Grandad Joe, 60, who has a heart condition, said he asked police to check paperwork “seven times”.
He claimed officers replied: “We don’t make mistakes.”
It was only when they called his ex-wife Jacqueline, 56, the wrong name they realised they were on the wrong street in Easterhouse, Glasgow.
Joe has lodged a complaint.
A police spokesman confirmed a search warrant was executed at the wrong address.
He said: “Inquiries are ongoing.”