The Big Three could remain

If the Celtics had to pick between Garnett or Allen, No. 20 might be the one to go. Brian Babineau/NBAE/Getty Images

This season has long felt like the swan song for the 21st century version of the Boston Celtics' Big Three. Way back in January, I wrote that team president Danny Ainge should be open to a tear-down of the Celtics, if the right opportunities came along. Really, not much has changed in that regard. When your team's three most-accomplished players have a combined 47 years of NBA experience under their aging belts, you are kind of forced to look to the future.

And considering how weary the Celtics looked in Game 2 against the Philadelphia 76ers, including a wheezing 11 points in the third quarter, it was another reminder that changes might not be far away.

Ainge has managed his roster wisely over the years, giving him the flexibility to go a number ways over the coming summer. Let's consider the options: