Market movers at Cheltenham - day three 1200: The Jewson Novices' Handicap kicks things off at 1.30pm and Sky Bet have seen money for Hey Big Spender, who is into 17/2 from 10/1. Spokesman Andy Twitchen said: "We have tried to keep on the right side ante-post but the price is probably about right now." Copper Bleu has also been well supported with the firm at 14/1. Twitchen added: "The opening race might be more about getting Ruby Walsh beaten on Rivaliste - he has a great book of rides today including the first four favourites so we need the Ruby multiple's to be left behind as soon as possible." In the Pertemps Final, Pricewise horse Smokin Aces is 9/1 from 12/1 at Sky Bet and at a decent price, a few judges have come in for South O'The Border, who is 33/1 from 40/1. Barbers Shop has been heavily supported in the Ryanair and is now 11/2 from 6/1. Sunnyhillboy at 8/1 is very strong in the Byrne Group Plate but old timer Old Vic has been nibbled on at 40/1. Finally in the closing Kim Muir, Hello Bud is now 18/1 from 28/1. 1115: A big field goes to post for the Pertemps Final at 2.05pm and Cross Kennon has seen good support at 25/1 and is now down to 20s with Sky Bet and Sportingbet. Favourite Alfie Sherrin is popular as well for Paul Nicholls and Ruby walsh and he is 3/1 at Stan James after all the early 4/1 was snapped up. The same combination are responsible for Poquelin in the Ryanair and Hills, Ladbrokes and VC Bet all now make him 3/1 from 4/1. 1000: Big Buck's is hot favourite at 8/11 for the Ladbrokes World Hurdle but punters are looking elsewhere for horses to cause a potential upset. As well as Karabak and Katchit mentioned earlier, War Of Attrition is now 33/1 from 40s at Sky Bet while Cousin Vinny is into 28s having opened up at 33s with Boylesports. The same firm make Cape Tribulation 50s from their initial 66s. There are also another couple of market moves to mention for the Ryanair Chase and they are Voy Por Ustedes and Deep Purple. The former is 14s from 16s at Boylesports and Ladbrokes while VC Bet now make Deep Purple a 20/1 chance (was 28s). 0945:China Rock has been tipped up for the opening Jewson Novices Handicap Chase and that has seen his price clipped from 10s into 8s with Blue Square. Seven Is My Number is among the movers from the bigger-price range and is now a 20/1 chance at Boylesports having been on offer at 28s. Hello Bud has been all the rage for the closing Fulke Walwyn Kim Muir Challenge Cup at 4.40pm and his odds have crashed from 28/1 to 14/1 with Stan James and 28s to 16s at bet365. 0830: Plenty of early movers on day three of the Cheltenham Festival and among those being backed is Dave's Dream in the opening Jewson Novices Handicap Chase (1.30pm) and Barry Geraghty's mount is 10s from 12s with Blue Square, VC Bet and Ladbrokes. Albertas Run has seen good support for the Ryanair Chase at 2.40pm and Ladbrokes have slashed his price from an opening 20s down to 12/1. Karabak and Katchit represent Alan King in the Ladbrokes World Hurdle and that duo are now 8/1 from 9s and 16s from 18s with Ladbrokes and Sportingbet respectively.