Col. George 'Bud' Day got to fly F-100F Super Sabre painted up as 391 recently. The HUN joins the Collings Foundation's other jet warbirds - F-4D Phantom II, TA-4J Skyhawk, and UH-1H Huey. Meanwhile the USAF is still holding hostage all the F-105 Thunderchiefs.H/T - Ace of Spades. More pictures and info on the F-100F can be found here. The plane is a former Danish Air Force plane that had previously flown in the colors of the Thunderbirds.