Hugh Jackman took to Instagram on Thursday with an optimistic message as he returned to Broadway to star in The Music Man, after he was sidelined for more than a week after testing positive for a breakthrough case of COVID-19.The Sydney, Australia native, 53, donned a face mask with a navy blue coat and ash gray shirt as he approached the Winter Garden Theatre in New York City, where the musical is being held.'All right, I can’t tell you how good this moment feels - yes, we’re back, we’re back,' said Jackman, who plays the role of Harold Hill in the famed musical. 'It is Thursday, January 6th and we are back, going to work.' The latest:Hugh Jackman, 53, took to Instagram on Thursday with an optimistic message as he returned to Broadway to star in The Music Man, after he was sidelined for more than a week after testing positive for a breakthrough case of COVID-19The actor, who tested positive for COVID-19 on December 28, apologized to fans who had tickets to see the show amid the timeframe he was sidelined.'To all those people who had tickets for the last 10 days I’m so sorry, I hope and pray that you have a chance to reschedule,' he said. 'I’m so excited to be back and to bring the show - which is pure joy and full of hope and belief and faith - back to Broadway.' The Greatest Showman actor also had kind words for his colleagues amid a COVID-19 spike among the Broadway community due to the omicron variant. (His co-star in the musical Sutton Foster, who had previously tested positive for COVID-19, was also expected to perform Thursday.)He said: 'To all the shows on Broadway, I’m thinking of you all, and everybody stay safe, be kind to each other and I’m looking forward to seeing you soon.' Safety: Jackman donned a face.