The episode you're referring to is of the MacGyver (2016) reboot, titled " Bozer + Booze + Back to School " . It originally aired on October 12, 2018. Episode Summary
You can watch the full episode on streaming platforms like Paramount+: [S3E3] Bozer Booze Back to School
Bozer poses as a hard-partying student (the "Booze" in the title) to infiltrate a fraternity and get closer to a potential suspect. The episode you're referring to is of the
Lucas Till (MacGyver), George Eads (Jack), Tristin Mays (Riley), Justin Hires (Bozer), and Meredith Eaton (Matty). George Eads (Jack)
In this episode, the Phoenix Foundation team heads to a college campus to stop a dangerous threat.
Lance Gross (Billy Colton), Reign Edwards (Leanna Martin), and Dennis Boutsikaris (Elliot Lambeau).