Musically, the song is a slow tempo pop and electro ballad with lyrics about a person appreciating their crazy friend.

[a] Bob Hoose and Steven Isaac for Plugged In stated that the song's lyrics are about a strange and supporting person giving their friend greater self-confidence: "Now no matter what it is/I'm not afraid to try.

"[11] "You're the Reason" debuted and peaked at number 24 on the US Billboard Bubbling Under Hot 100 chart dated January 12, 2012, lasting one week.

[10] Writing for MovieWeb, Israel Olorunnisola placed "You're the Reason" at number nine on his "Victorious: 10 Songs You Forgot Were Awesome" list, stating that the Justice's and Thomas' performance in the show features "impressive choreography".

[5] In a more negative review, Mark Wedel for the Kalamazoo Gazette wrote that the song has Justice's voice "drenched in auto-tune".

[3] Justice performed "You're the Reason" live at the 2012 Great Allentown Fair, shouting out her mother to the audience and thanking her for her support.