He has won the affections of girls all over the world as one of the biggest teen heartthrobs. 

But Justin Bieber only had eyes for one lucky lady on Thursday night, as he cosied up to a mystery brunette in Rio de Janeiro, Brazil.

The 23-year-old singer could not seem to keep his hands off the pretty brunette, and even appeared to lean in for a kiss as they left the Fasano Hotel in a limousine.

One Less Lonely Girl? Justin Bieber only had eyes for one lucky lady on Thursday night, as he cosied up to a mystery brunette in Rio de Janeiro, Brazil

Cosying up: The 23-year-old singer could not seem to keep his hands off the pretty brunette, and even appeared to lean in for a kiss as they left the Fasano Hotel in a limousine

The Baby singer appeared completely infatuated as he tightly wrapped his arm around the mystery brunette.

Justin kept things casual for the outing in a simple grey logo T-shirt and heavily distressed blue jeans, while the beauty opted for a thigh-skimming mini dress.

Heading on a night out in the buzzing Brazilian city, the pair intently chatted with their faces close together, and laughed as they showed each other photos on their phone.

Chilled: Justin kept things casual for the outing in a simple grey logo T-shirt and heavily distressed blue jeans, while the beauty opted for a thigh-skimming mini dress

Close: The Baby singer appeared completely infatuated as he tightly wrapped his arm around the mystery brunette

Pucker up! Justin then appeared to lean in for a kiss with the stunner as they traveled by limo to their next destination

With things seemingly hotting up, Justin then appeared to lean in for a kiss with the stunner as they traveled by limo to their next destination.

Justin is currently in Rio as part of his Purpose World Tour – and is set to travel to Sao Paolo on Saturday before heading to play for fans in Peru, Ecuador and Colombia.

Ensuring to take time off from his busy working schedule and explore the city however, the blonde had been seen hiking through Rio’s Rainforest on Thursday.

Intimate: Heading on a night out in the buzzing Brazilian city, the pair intently chatted with their faces close together

Exchanges: They also proceeded to show each other things on their phones as they headed out of his hotel together

Relaxed: Ensuring to take time off from his busy working schedule and explore the city however, the blonde had been seen hiking through Rio’s Rainforest on Thursday

Proving himself to be as in demand as ever, he happily greeted eager Beliebers on his journey – before embarking on a FaceTime conversation with another mystery girl.

The young star was all smiles as held his phone out of the car, exposing the young girl’s identity to his fans.

However, this isn’t the only action Bieber has had while he’s been away on tour.

Who is that?  More interestingly however is the fact that when he hopped into his car with a friend the Love Yourself singer was actually on FaceTime to a mystery girl

The Sorry singer was reportedly spotted leaving a club in Rio de Janeiro in the early hours of the morning the other night.

And of course the star was no alone, he was seen sitting in the backseat of his car with two girls.

Bieber had his arm draped around a pretty brunette whose is reported to be Luciana Chamone, who boasts 87k followers on Instagram.

Bleach blonde Justin Bieber meets up with fans on Brazil beach

Pleasing the fans: Justin Bieber is currently in Rio de Janeiro as he is due to perform a few concerts there and also Sao Paulo

Keeping it casual: The singer wore grey sweatpants and a black hoodie for his hike

Luciana and her friend were partying at the Fasano Hotel when they left with Bieber.

The group then headed back to the singer’s rented mansion to continue the celebration.

The friend in question is 21-year-old blogger Marina Pumar who is also a student at the Pontifical Catholic University of Rio de Janeiro according to Vogue Brazil.

Fearless Justin Bieber does a backward bungee jump in NZ

They love him: The in demand singer and his entourage were greeted by some eager Beliebers as he returned to the bottom

He’s having fun: The Sorry singer was spotted leaving a club in Rio de Janeiro in the early hours of the morning the other night