MUSICSee Delaware's Olivia Rubini rise on Season 25 of 'The Voice' Tammy PaolinoDelaware's Olivia Rubini sings Elton John's "Tiny Dancer" during the Knockouts round of "The Voice" Monday, April 8.Casey Durkin/NBCDelaware's Olivia Rubini prepares for the Knockouts round of "The Voice" Monday, April 8.NBC, Greg Gayne/NBCDelaware's Olivia Rubini prepares for the Knockouts round of "The Voice" Monday, April 8.Greg Gayne/NBCDelaware's Olivia Rubini sings Elton John's "Tiny Dancer" during the Knockouts round of "The Voice" Monday, April 8.Casey Durkin/NBCFrom left to right: Texas singer Frank Garcia, "The Voice" host Carson Daly and Delaware's Olivia Rubini await the results on NBC reality singing competition Monday, April 8.Casey Durkin/NBCHockessin singer Olivia Rubini performs Stevie Nicks' "Edge of Seventeen" in the "Battles" round of NBC's "The Voice" during the March 25 episode.Greg Gayne/NBCHockessin singer Olivia Rubini during her coaching session with 12-time Grammy Award winner John Legend on the March 25 episode of "The Voice" on NBC.Trae Patton/NBCHockessin singer Olivia Rubini (left) and fellow contestant Jackie Romeo perform Stevie Nicks' "Edge of Seventeen" in the "Battles" round of NBC's "The Voice" during the March 25 episode.Greg Gayne/NBCHockessin singer Olivia Rubini (left) and fellow contestant Jackie Romeo during their coaching session with 12-time Grammy Award winner John Legend on the March 25 episode of "The Voice" on NBC.Trae Patton/NBCHockessin singer Olivia Rubini (right) and fellow contestant Jackie Romeo during their coaching session with 12-time Grammy Award winner John Legend on the March 25 episode of "The Voice" on NBC.Trae Patton/NBCHockessin singer Olivia Rubini (right) and fellow contestant Jackie Romeo perform during their coaching session with 12-time Grammy Award winner John Legend on the March 25 episode of "The Voice" on NBC.Trae Patton/NBCHockessin singer Olivia Rubini (left) and fellow contestant Jackie Romeo await the decision of John Legend after performing Stevie Nicks' "Edge of Seventeen" in the "Battles" round of NBC's "The Voice" during the March 25 episode.Greg Gayne/NBCHockessin's Olivia Rubini is a contestant on the new season of NBC's "The Voice."Danny Ventrella/NBCHockessin's Olivia Rubini is a contestant on the new season of NBC's "The Voice."Danny Ventrella/NBCOlivia Rubini (center) with her parents Ritchie and Thérèse Rubini Tuesday night on NBC's "The Voice."NBCHockessin's Olivia Rubini, 24, advanced to the next round on NBC's "The Voice" Tuesday night.Casey Durkin/NBCHockessin's Olivia Rubini, 24, advanced to the next round on NBC's "The Voice" Tuesday night.Casey Durkin/NBCHockessin's Olivia Rubini, 24, advanced to the next round on NBC's "The Voice" Tuesday night.Casey Durkin/NBCHockessin singer and Padua Academy graduate Olivia Rubini competes on the new season of NBC's "The Voice."Paige Walter Photo Provided By Olivia RubiniHockessin singer Olivia Rubini will compete on the new season of NBC's "The Voice," which debuts Feb. 26.Provided By Olivia Rubini/Photograph By Paige Walter