BOOKMAKERS have had to suspend a Cheltenham accumulator after 36,000 punters backed a 2,155/1 long shot.
Paddy Power will have to payout an incredible £100million if the bet comes in.
Thousands have followed Andy Robson’s tip
The four-fold acca backs Dysart Dynamo, Nassalam, Marie’s Rock and Risk Belle all to win on the first day of the festival.
Thousands of gamblers have placed money on it after it was tipped by expert Andy Robson on Twitter.
Dystart Dynamo features in the 14:10, looking to get the bet off to the start needed.
He is the third-favourite to win the Arkle Challenge Trophy.
Nassalam is tipped for glory in the 14:50 and he is the joint-second favourite with The Goffer and Monbeg Genius at 7/1.
Meanwhile, Maries Rock is predicted to win the 16:10.
The horse is the joint-favourite at 5/2 alongside Honeysuckle.
And the huge victory could be secured by Risk Belle in the last race of the day in the 16:50 run.
He is an outside bet at 11/1 and ranked as the seventh-favourite.
Robson is a betting expert and runs a Twitter page with 583,000 followers.
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