Michelle Jacquet DeSevren Branch (born July 2, 1983) is an American singer-songwriter, guitarist and actress. During the early 2000s, she released two top-selling albums, The Spirit Room and Hotel Paper, and was subsequently nominated for the Grammy Award for Best New Artist in 2003. In 2005, she formed the country music duo The Wreckers with friend and fellow musician Jessica Harp, and produced the Grammy-nominated single "Leave the Pieces". The Wreckers disbanded in 2007 to pursue their respective solo careers. She has had several commercially successful songs, most notably winning a Grammy with Santana for "The Game of Love".

Michelle Jacquet DeSevren Branch was born on July 2, 1983, in Phoenix, Arizona, to David and Peggy Branch, six months after they were married. Her father is of Irish descent, and her mother is of Dutch Indonesian and French descent. Her siblings include an older half-brother named David and a younger sister named Nicole.

Beginning to sing at the age of three, Branch enrolled in voice lessons at Northern Arizona University when she was eight, and received her first guitar for her fourteenth birthday. After teaching herself chords, she composed her first song "Fallen" within a week of receiving her guitar. She initially attended Sedona Red Rock High School, but finished the last two years of her high school education through home schooling so that she could focus on her music career. To support Branch's interests, her parents helped her book local gigs in Sedona, AZ, and later financed her independent album Broken Bracelet. Her set list at these gigs included covers by Sheryl Crow, Lisa Loeb, Jewel, and Fleetwood Mac.

Samuel Timothy "Tim" McGraw (born May 1, 1967) is an American country singer and actor. Many of McGraw's albums and singles have topped the country music charts with total album sales in excess of 40 million units in the US, making him the eighth best-selling artist, and the third best-selling country singer, in the Soundscan era. He is married to country singer Faith Hill and is the son of former baseball player Tug McGraw.

McGraw had 11 consecutive albums debut at Number One on the Billboard albums charts. Twenty-one singles hit No. 1 on the Billboard Hot Country Songs chart. He has won 3 Grammys, 14 Academy of Country Music awards, 11 Country Music Association (CMA) awards, 10 American Music Awards, and 3 People's Choice Awards. His Soul2Soul II Tour with Faith Hill is the highest grossing tour in country music history, and one of the top five among all genres of music.

McGraw has ventured into acting, with supporting roles in The Blind Side (with Sandra Bullock), Friday Night Lights, The Kingdom, and Four Christmases (with Vince Vaughn and Reese Witherspoon), and lead roles in Flicka (2006) and Country Strong (2010). He was a minority owner of the Arena Football League's Nashville Kats. Taylor Swift's debut single, "Tim McGraw", refers to him and his song, "Can't Tell Me Nothin'".

Peter Gene Hernandez (born October 8, 1985), better known by his stage name Bruno Mars, is an American singer-songwriter and record producer. Raised in Honolulu, Hawaii by a family of musicians, Mars began making music at a young age. He performed in various musical venues in his hometown throughout his childhood. He graduated from high school and then moved to Los Angeles, California to pursue a musical career. Mars produced songs for other artists, joining production team The Smeezingtons.

Mars had an unsuccessful stint with Motown Records, but then signed with Atlantic Records in 2009. He became recognized as a solo artist after lending his vocals and co-writing the hooks for the songs "Nothin' on You" by B.o.B, and "Billionaire" by Travie McCoy. He also co-wrote the hits "Right Round" by Flo Rida featuring Ke$ha, and "Wavin' Flag" by K'naan. In October 2010, he released his debut album, Doo-Wops & Hooligans. Anchored by the worldwide number-one singles "Just the Way You Are" and "Grenade", the album peaked at number three on the Billboard 200. Mars was nominated for seven Grammys at the 53rd Grammy Awards, winning Best Male Pop Vocal Performance for "Just the Way You Are".