"Lightning Bug" is a song written and recorded by Canadian country artist Dean Brody.

[1] The song was released to radio in April 2021,[2] as the fourth single from Brody's seventh studio album Boys.

He remarked that he wanted to write a song "that captured the magic of being caught up in a warm summer night.

[4] Nanci Dagg of Canadian Beats Media referred to the track as a "heartfelt love song", adding that it "takes listeners to that place where those magical memories of falling in love happen while providing everyone that listens to it a bright spot in what has been a challenging year for us all".

[6] It also peaked at number seven on the Billboard Canada Country chart for the same week, marking Brody's twenty-ninth career top ten hit.