I made some custom MK7 staff ghost times. Here are the times.
I know that that all of this is real, I looked at my times and raced them to see their combo. If I could not see their glider, then I re-did the times using a glider I know.
Toad Circuit - 01:28.982 using Toad (Standard, Standard, Super Glider)
Daisy Hills - 01:50.319 using Daisy (Birthday Girl, Wood, Peach Parasol)
Cheep Cheep Lagoon - 01:43.952 using Wario (Standard, Monster, Super Glider)
Shy Guy Bazaar - 02:12.053 using Shy Guy (Zucchini, Red Monster, Gold Glider)
Wuhu Loop - 01:32.510 using Mii (Gold Standard, Gold Tires, Gold Glider)
Mario Circuit - 02:09.638 using Mario (B-Dasher, Slim, Super Glider)
Music Park - 02:08.945 using Peach (Egg 1, Monster, Paraglider)
Rock Rock Mountain - 02:21.021 using Wiggler (Egg 1, Wood, Flower Glider)
Piranha Plant Slide - 02:04.300 using Lakitu (Pipe Frame, Roller, Super Glider)
Wario Shipyard - 02:19.820 using Wario (Bolt Buggy, Monster, Super Glider)
Neo Bowser City - 01:54.912 using Metal Mario (Bruiser, Monster, Gold Glider)
Maka Wuhu - 01:13.593 using Luigi (B-Dasher, Red Monster, Gold Glider)
DK Jungle - 02:08.453 using DK (Zucchini, Roller, Super Glider)
Rosalina's Ice World - 02:15.042 using Rosalina (Birthday Girl, Sponge, Peach Parasol)
Bowser's Castle - 02:17.101 using Bowser (Koopa Clown, Slick, Swooper)
Rainbow Road - 01:56.491 using Rosalina (Birthday Girl, Roller, Peach Parasol)
N64 Luigi Raceway - 01:53.776 using Luigi (B-Dasher, Mushroom, Super Glider)
GBA Bowser Castle 1 - 01:22.381 using Bowser (Bruiser, Monster, Beast Glider)
Wii Mushroom Gorge - 01:52.052 using Toad (Cloud 9, Roller, Paraglider)
DS Luigi Mansion -01 :56.721 using Luigi (Zucchini, Monster, Flower Glider)
N64 Koopa Troopa Beach - 01:43.224 using Koopa (Egg 1, Slick, Super Glider)
SNES Mario Circuit 2 - 01:20.912 using Mario (Pipe Frame, Red Monster, Paraglider)
Wii Coconut Mall - 02:12.999 using Peach (B-Dasher, Slick, Super Glider)
DS Waluigi Pinball - 02:29.167 using Wario (Standard, Red Monster, Swooper)
N64 Kalimari Desert - 01:51.758 using Shy Guy (Cact X, Monster, Swooper)
DS DK Pass - 02:15.029 using DK (Bolt Buggy, Wood, Flower Glider)
GCN Daisy Cruiser - 01:41.320 using Daisy (Tiny Tug, Sponge, Super Glider)
Wii Maple Treeway - 02:36.951 using Wiggler (Egg 1, Wood, Flower Glider)
Wii Koopa Cape - 02:28.595 using Koopa (Pipe Frame, Roller, Super Glider)
GCN Dino Dino Jungle - 02:12.441 using Yoshi (Egg 1, Roller, Super Glider)
Ds Airship Fortress - 02:04.505 using Metal Mario (Koopa Clown, Red Monster, Paraglider)
SNES Rainbow Road - 01:21.742 using Honey Queen (Bumble V, Sponge, Super Glider)