Justin Bieber's grandmother was reportedly involved in a car accident in Ontario this weekend.

Brandan Steven was in the accident alongside Kathy. He said "We were at a dead stop as a car turned to leave two cars in front of us. Then a distracted driver overtook us, they say he had to do 70."

Steven also said "It was not good had put out of the car. Could have been very bad if we were in there for even another 5 seconds as the doors were binded shut."

Kathy Bieber is Justin Bieber’s step-grandmother.She is the stepmother of Jeremy Bieber - Justin’s father.

Kathy is married to George Bieber, the biological father of Justin's father, Jeremy. Kathy is Jeremy's stepmother, so she is technically Justin's step-grandmother.