Justin Bieber opened his Justice World Tour on Friday and has recently revealed that he will have to postpone US tour dates.

Bieber, 27, found out he contracted Covid-19 on Saturday but "thankfully is feeling OK," his rep told TMZ.

According to the outlet, Bieber also had to cancel his scheduled show at the T-Mobile Arena in Las Vegas on Sunday. The show has been rescheduled for the summer.

Bieber was due to perform at the T-Mobile Arena in Vegas later today before the postponement was confirmed.

The statement from T-Mobile Arena stated:

"Due to positive COVID results within the Justice Tour family, we will unfortunately have to postpone Sunday's show in Las Vegas. Justin is, of course, hugely disappointed, but the health and safety of his crew and fans is always his number one priority. The tour launch in San Diego was a massive success, and Justin is excited to bring this spectacular show to his Las Vegas fans as soon as possible."

He said of the tour:

'We've been working hard to create the best show we've ever done, and we can't wait to share it with fans around the world. I'll see you soon.'

News of Bieber's COVID-19 diagnosis comes one week after performing to a packed crowd at the Pacific Design Center in West Hollywood, California, for the h.wood Group and Revolve's "Homecoming Weekend" pre-Super Bowl party.