Breakthrough! (Or not?)

Today, I think that we had a Frisbee breakthrough. Treader went nuts over the Frisbee and went after it like a real pro:



A little too low...
So, I decided to take it outside to get some better photos (but as you can see they didn't turn out to be better...):



But then his interest start diminishing:


And finally got cut short:



It was like he was under the "Gotta have that Frisbee!" spell and the sound of squirrels racing through the trees broke the spell.

At least I was able to get this photo after that: