Glow Plugs Location

[Teasy]

Help! 2.0 TDI FR 2008 Searched but no luck.
I've Looked but I cant see them anywhere in the engine bay, where are the little F***ers ?
Do I need to remove something first ? I've Removed engine cover

 

[Daniel M]

You need to remove the rocker cover.

Apparently there's a video on Youtube.