Martin has named Dhoni as the champion in this photo. He told that this photo of him with Dhoni is from a charity match played in England. Martin, however, did not reveal when his photo was from and when the charity match was played.
Martin wrote on twitter, keeping in mind the old photographs, it was taken from the past. It was a chance to meet Dhoni and play with him in the same team a few years ago. Charity match in the UK. Martin has played 67 Tests, 208 ODIs and four T20 Internationals for Australia. He retired in 2006.