"If you go by what Paul Pierce, Kevin Garnett and Ray Allen were thinking back in the summer of 2007, the expiration date of their time together already has passed.

But what did they know? They were just kids back then.

Now 34, 35 and 36, respectively, they believe there is still game in their old bones.

"Originally we talked about maybe a three- or four-year window," Pierce said. "Ray had three years left, so that's how we figured it. We didn't look past guys' contracts at the time because you never know what can happen.

"But we also feel like as long as we're together, the window is still open. For however long we're together.""