Bairstow achieved this feat during the second Test of the three-match series against New Zealand at Trent Bridge, where he smashed his ton in just 77 balls.
An explosive knock from Klaasen (81) powered South Africa to a four-wicket win over India in the second T20I of the five-match series at Barabati Stadium in Cuttack on Sunday.
Najibullah Zadran shined with the bat, scoring 57 for Afghans, while Fazalhaq Farooqi was given the 'Man of the Match' for his economical spell of 1-19 in four overs
The team scored 59 runs in the last 17 balls to register a new record in T20 Internationals. This is the most number of runs scored in the last three overs by any team to win a T20I game.