[4] Before transferring to Louisville, he played for Butte Community College in Oroville, California and led them to an undefeated JUCO national championship.

[12] On November 21, 2013, two days after his release from the Chargers, Bellamy was signed by the Washington Redskins to their practice squad.

[17] The Bears signed him to the team's practice squad on September 1, 2014, after waiving him earlier for final roster cuts.

[25] On November 27, 2016, Bellamy caught four passes for 41 yards against the Tennessee Titans, but struggled with drops as the Bears lost 27–21.

[30] He played 15 games with seven starts, finishing with a career-high 24 receptions for 376 yards, good for second on the team behind Kendall Wright.

[34] On December 15, Bellamy was fined $10,026 for a chop-block on Los Angeles Rams lineman Aaron Donald.

[35] In Week 16 against the San Francisco 49ers, Bellamy was ejected after fighting cornerback Richard Sherman.

They started fighting after 49ers safety Marcell Harris made a late hit on quarterback Mitchell Trubisky and wide receiver Anthony Miller joined the effort.

[42] On September 10, 2020, Bellamy was arrested and charged for his alleged participation in a scheme to file fraudulent loan applications worth over $24 million via the Paycheck Protection Program.