In a replay of last year's grand final, Melbourne once again got the better of the Cowboys beating them 30-14.
Coen Hess scored both tries for the visitors while Joe Stimpson, Christian Welch, Will Chambers and New Zealander, Nelson Asofa- Solomona all scored for Melbourne.
Tonight, Benji Marshall's West Tigers take on the Brisbane Broncos and the Canterbury Bankstown Bulldogs host the Penrith Panthers.
The Warriors face the Canberra Raiders tomorrow night at GIO Stadium in Canberra.