Former Coronation Street actress Wendi Peters said her daughter had to leave the Justin Bieber concert before the end and now "isn't as big a fan as she was."
Twitter user Nicola Gray said her daughter arrived home at 1.30am because of the star's "laziness". She addressed another tweet at the O2 arena demanding a refund of the £68.25 ticket.
Justin bieber should be ashamed my daughter finally arrived home at nearly 1.30am cause of your laziness... Fame has gone to your head boy !
Another mother said it was "awful how late he was":
@daybreak my daughter & niece went to Bieber last night,awful how late he was and can't believe he didn't sing 'believe'on the believe tour!
Justin Bieber's visit to London has included illness, a late appearance and now fisticuffs after the pop star lashed out at a photographer.
Justin Bieber apologised to his young fans and their furious parents today after he turned up late for his concert last night.
Justin Bieber angered fans by showing up nearly two hours late for his London concert last night - but he's not the first musician to do so.