Justin Bieber goes shirtless on 'Shark Tank' to perform 'ab workout' for promoting a chair

Justin Bieber recently made a special appearance on latest episode of business reality television show Shark Tank, which aired on Friday, to give his approval to an ergomic office chair. Canadian songster featured in a pre-recorded video mess on American show, which was aired amidst a pitch to Barbara Corcoran, Mark Cuban and Daymond John to name a few. However, Justin took everyone by surprise as he suddenly went shirtless in promotional video.

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Justin Bieber's shirtless photos from latest 'Shark Tank' takes 'Sharks' by surprise

Justin Bieber appeared on January 8th episode of Shark Tank to promote an office chair, built in a way that it allowed him to have a quick ab workout. 26-year-old gave a demo of an All33 BackStrong chair in a promotional video for entrepreneur William Howenstein. In video, Justin demonstrated that chair allows one's pelvis to move naturally with help of a built-in saddle and took off his shirt to perform an ab workout. 

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Holy crooner flaunted his 'perfect posture' with his chest up and shoulders back in pre-recorded video mess and was all-praise about All33 chair. He also demoed chair for viewers and gushed, "If you got to sit, this is it".

Grammy Award-winning singer was seen sporting iconic white 'Drew House' t-shirt from his fashion line and paired it with a pair of black shorts, a black cap and white sneakers. In snippet shared by a Twitter handle from Shark Tank episode, he is heard saying, "It’s chair that moves like I do. I mean guys, look at this perfect posture. I got my chest up, shoulders back, I’m ready for anything. I'm doing a full ab workout right w".

Take a look:

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However, even Justin Bieber's promotion could t help CEO gain funding for his venture from Sharks as y ended up passing on a half-million dollars for 2.5% of company. Currently, ALL33 is taking pre-orders for ir BackStrong C1 chair, which is said to be made out of vegan lear. According to ALL33's official website, chair retails for $799.

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