The Bruins are on the second half of their Alberta back-to-back in Calgary, as they finish a four game Western road trip.

And things got rough early when Trent Frederic dropped the gloves with Flames defenseman Nikita Zadorov.

Frederic went after Zadorov after he threw a big - although clean - hit on Bruins veteran Brad Marchand. Unfortunately, the linesmen jumped in and stopped the fight early, as Frederic didn't look too pleased about it.

Check it out below: