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Gloria Estefan make an appearance at a Chicago Cubs game and performs; Nelly surprises someone who's out on a date; Joe Jonas gets to see things from a female perspective; and John Rich performs at a public-transit station.
John Rich rides a horse through New York City; Joe Jonas meets a contestant's Italian family; Gloria Estefan drops by a nail salon; and Nelly gives wardrobe advice to a contestant.
Gloria Estefan sings in a church choir; Nelly has a someone try to sing while running; John Rich goes to a radio station; and Joe Jonas has a contestant play basketball before performing.
Gloria Estefan tells how to overcome stage fright and Nelly has someone sing at work in the series premiere of this reality show in which music stars travel the U.S. to coach aspiring musicians who are competing for a recording contract.