On Monday, Holiday was announced as the newest brand ambassador for Zenni Optical, and the Celtics star will launch his own eyewear collection as part of the sponsorship, the Jrue Holiday x Zenni Optical Collection. Zenni sponsors the Boston Celtics and enjoy a partnership with assistant coach Sam Cassell as well.

Boston Celtics star Jrue Holiday details the challenges of being a defending champ and his new Zenni Optical eyewear release in this one-on-one interview.

Even with perfect vision, you can't see everything. And Holiday knows how what you can't see is as key to what you can when it comes to winning it all.

Everyone wants to be a defending champion, but life's not always easy in that role with the proverbial target on your back every night. That's why