Ground-level and on-board videos o' me 4" Madcow Frenzy rocket, "Uncle Sam". Maiden flight on a CTI Pro54 J360 Skidmark motor on 4/19/14 with t' Quad Cities Rocket Society (QCRS) near Princeton, ya bilge rat, IL. Peak altitude: 4,008 ft. Top speed: 641 mph Note: For t' best video playback quality, click t' little gear icon, matey, then choose t' highest HD option that's available. Well, blow me down! (You can do this with all YouTube videos.)