Forgot/lost my TrackMania 2 Canyon serial

[gtx938]

Hello, as you can see, i forgot my serial key and i guess i need it that i could be able to swap my TrackMania 2 Canyon from ManiaPlanet to Steam. Please help get it back. =))

[bryan1998]

Try looking through your email searching for something like "ManiaPlanet".

[TMarc]

And also please do a search in the forum, since this question was asked about zillions of times recently