Patrick Stewart wants us to believe he's a cowboy singer now

After Brexit, it appears Sir Patrick Stewart has found a new home on the range.
The venerable Shakespearean actor, who has also stolen scenes as Captain Jean-Luc Picard in Star Trek and Professor Charles Xavier in X-Men, has inexplicably shown up in a YouTube video, singing cowboy songs. 
We don't really understand it.
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The video was sneakily announced on Stewart's Twitter account June 30, along with a picture of him in full western regalia, ho