Sorry about the errors! I'm kinda new to this so it may not be as good as you expected...
Delivering the Gold! is an anime-only event that took place during the Key of the Starry Sky arc.
Delivering the GoldDue to motion sickness,Natsu went outside the cargo, he meets a group of three large buttocked men. The thieves then sees the other Mages in the carriage and uses Natsu as an excuse to enter. The thieves then reveals themselves as the Jiggle Butt Gang, who quickly grabs Wendy and threatens to hurt her until Lucy and the others jumps off the carriage, refusing to jump, the group uses Gas Butt Triple Ecstasy that sends the others away.
After a while, Wendy wakes up, followed by the Jiggle Butt Gang, and there, they see Plue and fawns over him. The three then cuts the connection between the train but after a while the carriage stops.Wendy then talks to the group and tries to convince them that she will ask the owner to give them some gold, as the group promised her, She then proceeds and helped them. After some time, Wendy was recruited as a member of the group as the train stops again. Wendy was about to use Sky Dragon's Roar when Lucy, Carla and Happy arrives and stops her, while Happy went and searched for Natsu who reports that Wendy is in trouble. Meanwhile, Lucy and Carla was enraged when they saw Wendy wearing the costume, as Wendy called them, the Jiggle Butt Gang assembles in front of her, she then asks the three to join Fairy Tail. At the same time as Natsu arrives and sends the gang flying.
Team Natsu arrives at the station where they saw the client who states that the payment will be cut into half since they arrived late and didn't meet the given time.Meaniwhile, the gang is back in action while they use the hand operated rail cart and promises to return.