Jesse Levine believes he has a fighting chance of surprising eighth seed Martin Juan Del Potro when the pair meet on Centre Court on Thursday.
A first-round winner over Guido Pella, the Canadian is relishing being first up on the showpiece court at Wimbledon.
"I know I'll have to move him around to stand a chance of winning," Levine told JC Sport.
"The grass gives us small guys a chance, as the bigger guys struggle to move around.