‘Bieber looks like he stuck transfer tatts on to compensate his small d***’

She spent the evening partying with Justin Bieber on his $2200-an-hour luxury vessel last week.

But it seems married mother-of-one Sharah Fitzgerald wasn’t always a Belieber, having taken a dig at the size of the Canadian singer’s manhood on Instagram in 2015.

In the post, the topless model uploaded a picture of both Justin and Mark Wahlberg, each donning a pair of Calvin Klein underpants for a fashion campaign with the brand.

MORE: Topless model mocks Justin Bieber’s manhood on Instagram | Daily Mail Online