Selena Gomez Drinking Ritual It feels almost any vocalist would have a ‘ritual’ on their own before they went on stage. The majority may choose to warm up the vocal cords while others have committed a unique activity like this Selena Gomez. Selena always drink the oil before she went on stage!. It may sound strange but Selena Gomez has good reason to keep doing the ritual until now. “This may sound gross but sometimes I drink a little olive oil,” said this lover Justin Bieber. Although not a pleasant ritual, but Selena benefit from this ritual.