Photos: Broncos rookies receive their special haircuts

Each summer, veteran Broncos players turn into barbers leading up to Denver's annual team scrimmage at Sports Authority Field at Mile High. Their customers? The rookies, of course.

Here are some of the best looks:

As far as we know, rookies are permitted to shave off what's left after Sunday's open practice.

There have been some great looks over the years, but nothing has topped this, yet:

(Former Broncos quarterback Tim Tebow seen in 2010.)

It's tough being a rookie in the NFL.