Reelected president Barack Obama won over pop sensation Justin Beiber in Twittersphere tweeter with the most retweeted tweet in the history of the internet.

The US president's victory tweet "Four more years" accompanied by a photo of him hugging wife Michelle has been retweeted by over 637,000 people and favorited 215,000 times.

According to the statistics gathered by Media Bistro, Obama's tweet push over Justin Bieber's tweet of 26th September off the top spot.

Bieber's tweet was about a six year old fan, Avalanna Routh, who recently died from cancer. Bieber had actually donated to her cancer care and the tweet was retweeted over 200,000 times.

Justin Bieber has a large following among young and the female segments of the population.

The young singer is all grown up now as he performed amidst scantily clad Victoria's Secret models in the fashion show of the lingerie giant.

Justin Bieber would have been the envy of young men all over the world on Wednesday. Justin Bieber performed on the stage of the fashion show. It was a dream came true for every man.

Justin is flanked by gorgeous 'Angels' Candice Swanepoel and Lindsay Ellingson at Victoria's Secret Fashion. He was unfazed as he hung out backstage with the supermodels, who were clad in lingerie under their slinky pink robes.

Candice Swanepoel and Lindsay Ellingson appeared to have caught Bieber fever as they posed up for a photo on either side of the singer. No doubt Justin's girlfriend Selena Gomez would have been jealous.

Justin performed his hit single As Long As You Love Me. He is one of the performers invited in the runway show along with Rihanna and Bruno Mars.