         if !isJumping && !GameManager.sharedInstance.gameOver {
             isJumping = true
             
-            self.physicsBody?.applyImpulse(CGVectorMake(0.0, 70.0))
+            self.physicsBody?.applyImpulse(CGVectorMake(0.0, 55))
             AudioManager.sharedInstance.playJumpSoundEffect(self)
         }
     }

            playFlipAnim()
            
            AudioManager.sharedInstance.playJumpSoundEffect(self)
            self.physicsBody?.applyImpulse(CGVectorMake(0.0, 20))
            GameManager.sharedInstance.score++
        }
    }

    func playOllieAnim() {
        self.removeAllActions()

        self.runAction(SKAction.animateWithTextures(charOllieFrames, timePerFrame: 0.04))
        let wait = SKAction.waitForDuration(0.48)
        self.runAction(wait, completion:  {() -> Void in
            self.isOllieTrick = false
            self.isFlipTrick = false
