Bangladesh's new batting prodigy, Mahmudul Hasan Joy, has an infectious smile. Whether he is playing numerous dot balls or when he comes up with an eye soothing cover drive, his smile is always there. And the 21-year-old right-hander kept on smiling as he became the first Bangladesh player to score a Test hundred against South Africa. Mahmudul celebrated his milestone with a punch in the air and a leap after picking up two off Keshav Maharaj, much to the delight of those present in the Bangladesh dressing room as they got on their feet to acknowledge his effort.

Mahmudul had already