Pierre-Emerick Aubameyang has wasted no time in trolling new Borussia Dortmund signing Julian Weigl on Instagram.
The striker posted a video of the 19-year-old Weigl's shirt whilst singing Jason Derulo's infectious hit "Wiggle" in the background.
Bet you can't watch the video without getting the song stuck in your head...
[h/t 101 Great Goals]