New Delhi, Nov. 16 -- Philadelphia has marked 50 years of Rocky with a Guinness World Record attempt that brought hundreds of fans dressed as the iconic fictional boxer Rocky Balboa to the city's famous Philadelphia Museum of Art steps.

The gathering took place on Friday, 13 November, as part of the city's celebrations marking five decades of the film starring Sylvester Stallone. A total of 570 participants dressed as Rocky Balboa, setting a new Guinness World Record for the largest gathering of people dressed as the character.

The fans followed a dress code inspired by Rocky's famous look in the 1976 film. They wore grey hooded sweatshirts, grey sweatpants, black woollen hats and black high-top Converse-style shoes.

The gathering took...