He did in the GT episodes. Charging a k-wave, running and firing on the super android.webber said:This could work but only on ground. This is something that bugged me allways: i never saw Goke (or any other Kamehameha user) walking around while charging the kamehameha, when he used it in air he did move but thats another story.
SO yes it would be nice to see a KMHM pose.