James McDonald rides Contributer to victory in The Ranvet Stakes at Rosehill last month.James McDonald rides Contributer to victory in The Ranvet Stakes at Rosehill last month. Photo: Getty Images

Headline acts Contributer and Adelaide have drawn the outside two barriers in Saturday’s Queen Elizabeth Stakes at Randwick.

In a morning of drama Red Cadeaux was accepted for the Queen Elizabeth Stakes and Kerrin McEvoy is likely to ride if he runs in that race instead of the Sydney Cup.

Nick Hall has been sacked from To The World and Zac Purton will take over in the Queen Elizabeth Stakes. Stewards just have to rule on the riding fee for Hall.

Godolphin star Contributer blew from $3.20 to $3.40 after being first horse drawn and coming up with the outside gate of 13.