Talented Trapeze Artist mare Piggyback stormed into contention for autumn staying feature races when she zoomed to the line to win the $250,000 Group III ATC Paramatta Cup (1900m) at Rosehill on Saturday.

Trainer Clinton McDonald recorded his second G1 MRC Blue Diamond Stakes (1200m) victory in the last three years when his Magnus filly Streisand further improved off a last start success in the G2 MRC Blue Diamond Prelude (F) to take out Caulfield's $2m juvenile feature by three quarters of a length.