How do you kill the robot in Kim possible 3 team possible I have been trying to get past it for a year now help

i feel ur pain! i had this problem 2! so, have kim do that little red thing to make a hologram of her self in between the 2 purple things. have her lure the robot out, and then when the robot is attacking the hologram, switch over to ron. have him jump over the robot and press b to hit the button. Whalah!!