It's not weird at all, it'll be just to demonstrate it was an amicable parting of ways, and no hard feelings. Surely? Why are some people so determined to read more into it than that?
Odd, isn't it? I met only decent Newcastle fans when I've been up there, but the arrogant twattery I've encountered at the Etihad has been some of the worst. I guess it's who you bump into on the day.