Mark McNamara and Paul Lally preview all nine races at Happy Valley.
[00:00:00] - Race 1
[00:03:18] - Race 2
[00:06:49] - Race 3
[00:10:34] - Race 4
[00:14:20] - Race 5
[00:19:41] - Race 6
[00:24:54] - Race 7
[00:28:57] - Race 8
[00:33:22] - Race 9
