The release from the twelfth episode (called The Spanish Teacher) in season 3 of the show is named "Bambolero/Hero" and main vocals is by Chord Overstreet (playing the character Sam Evans on the show)
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Recurring characters in this episode include glee club members Mike Chang (Harry Shum, Jr.), Sam Evans (Chord Overstreet) and Lauren Zizes (Ashley Fink), school bullies Dave Karofsky (Max Adler) and Azimio (James Earl), football coach Shannon Beiste, cheerleader Becky Jackson (Lauren Potter), and Blaine, lead singer of the Dalton Academy Warblers.
In 2013, glee club director Will Schuester (Matthew Morrison) selects Sam Evans (Chord Overstreet) and Tina Cohen-Chang (Jenna Ushkowitz) to create New Directions' entry for McKinley High's annual tree decorating contest, and Tina becomes obsessed with winning the grand prize, an angel sculpture.
Recurring guest stars appearing in the episode include glee club members Sam Evans (Chord Overstreet), Rory Flanagan (Damian McGinty) and Joe Hart (Samuel Larsen), Principal Figgins (Iqbal Theba), cheerleader Becky Jackson (Lauren Potter) and football player and Mercedes' ex-boyfriend Shane Tinsley (LaMarcus Tinker).
In Lima, Ohio, glee club director Will Schuester (Matthew Morrison) reunites with the returning members of New Directions—Artie Abrams (Kevin McHale), Tina Cohen-Chang (Jenna Ushkowitz), Brittany Pierce (Heather Morris), Sam Evans (Chord Overstreet), Blaine Anderson (Darren Criss), Sugar Motta (Vanessa Lengies), and Joe Hart (Samuel Larsen)—who have become popular after winning Nationals.