I'm all for a bit of camaraderie and singing, etc. pre and post match, or a song battle if you like. However, halfy / half shirts like the above are just detestable. Get a scarf as a souvenir by all means but to walk around like a confused bisexual...ugh.
Even getting a scarf is stupid.
You'll never wear it again.
What's the point? You save the ticket and the memories in your head. That's enough.
Fair enough, still nice to have something to remember it from. Only if you're the away fan like...