SNOOKER star Mark Allen hit back-to-back 147s in an incredible display at an exhibition event.The world number three got in some much needed practice ahead of the English Open.3Mark Allen hit back-to-back 147s at an exhibition eventCredit: Getty3Fans were left stunned by the displayCredit: X @pistol1473The world number three had been in patchy form ahead of the English OpenCredit: X @pistol147Allen gets his campaign underway against Long Zehuang in Brentwood on Tuesday.And he has already found his form after producing world class snooker at an exhibition event held at Alfreton Snooker club.Allen, 38, hit back-to-back 147s in front of a small crowd of fans, and even made a joke about his own performance on social media after the feat.He wrote: “Excuse my positional play in the colours in max two 😂 back to back maxis last night in Alfreton exhibition…”Fans reacted in awe and made Allen know just what an amazing accomplishment it was to achieve consecutive maximums.One said: “Talk about taking the p*** 🤣 Brilliant snooker Mark 👏👏”Another added: “Outstanding, brilliant!A third wrote: “Mindblowing 👏🏻”BEST FREE BET SIGN UP OFFERS FOR UK BOOKMAKERSAnd another commented: “Sensational stuff.”Allen heads into the English Open on the back of a difficult campaign, with his last tournament win coming at the Players Championship in February.Watch as fuming snooker star slaps ball and storms out of match as he forfeits game at Saudi Arabia MastersHe was thrashed 5-1 by Xiao Guodong at the Saudi Arabia Masters and prior to that lost at the Xi’an Grand Prix to Barry Hawkins.