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Market movers come thick and fast as the key Classic trials are run in Britain and Ireland, but big-race contenders can come from anywhere and it's easy to miss a potential dark horse. Classic Clues, our new series running every morning, has you covered.
Here's a recap of Friday's action and how it impacted the Classic betting.
Racing round-up: Derab delivers at Newmarket
Derab impressed for John and Thady Gosden when getting off the mark at Newmarket. It was a first win for the son of Sea The Stars in three starts, after coming second to Snow Lantern in October.