Moogle Dandilion mount turns clothes white

ISP: Verizon
Type of Internet Connection: Broadband
Date & Time: 2/7/17 around 1am EST
Frequency: ???
World: Goblin
Character Name: Evinna Reed
Retainer Name: None
NPC Name: None
Monster Name: None
Class/Level: Lvl 60 WHM

I was on my botanist going to do some gathering when I used mount roulette in Horizon and got...this.
http://imgur.com/Mb9RlMd

It remained after I got off the mount, too.
http://imgur.com/B8FtqiP

After I switched classes, it went back to normal.
http://imgur.com/sC9fcEI

Does this happen every time, or did it only happen once?

It only happened once so far. I've been testing it.