YouTube star Joey Graceffa was dressed in a slick velvet suit and gold-banded slip-on shoes as he strutted his stuff at the Los Angeles premiere of ‘The Hunger Games: Mockingjay – Part 1’. The 23-year-old vlogger – who has racked up almost 2 million adoring followers on Twitter – tweeted his excitement throughout the evening, including his joy at meeting actor Sam Claflin who plays Finnick in the series of movies.