"I need to get back to being myself," Rupp said.
Phillies manager Pete Mackanin sees Rupp working underneath the ball too much. Rupp has been dropping his back side on his swing causing him to uppercut at the ball.
"There's probably a whole lot of things that are going on right now that I'm not real sure about," Rupp said.
Rupp said the biggest thing has been missing too many good pitches -- either missing them or fouling them back.
"I'm close," Rupp said. "These are pitches I drove out of the ballpark or put in play last year.