Given a very measured drive by Aiden De Campo, Rock On Top proved too good for his rivals.
For Rock On Top it was his fourth win from eight starts and it takes his earnings past $100,000.
Bred and offered at the 2020 APG Perth sale by Steve Johnson, Rock On Top was purchased by Rob Tomlinson for $18,000.
He is the third foal, and second $100,000 earner, for the Grinfromeartoear mare Harper Grace.
A Rocknroll Dance has now sired 6 Group 1 winners from 4 crops 2yo and older.