the Australian leg of Diana Ross's I Love You 2006 tour. In 2007, Callea was the support act for Westlife's Arena Tour. In 2008, Callea was the support act for Celine Dion's Taking Chances world tour. In February 2009 joined Tina Arena to perform an impromptu performance of "The Prayer" at Melbourne's Grand Hyatt re-launch In 2010, was a special guest of the Australian leg of Whitney Houston's Nothing but Love World Tour. In January 2011, performed a one-off special concert for the Australian Flood Victims at Rally For Relief at Rod Laver Arena, Melbourne. In 2013, supported Mariah Carey on her first Australian shows in 14 years. In 2013, performed "Go the Distance" at The Special Olympics 2013 Asia Pacific Opening Ceremony. Television work It Takes Two season 2 In 2007, Callea was one of the professional voices on a Seven Network's weekly musical competition program, It Takes Two, in which celebrities from non-musical fields were teamed with professional singers to perform a duet each week. Callea was paired with radio DJ Jo Stanley and finished in second place, competing against Jolene Anderson and David Campbell at the finals. Performances Week One: The Veronicas – "4ever" (Pop) Week Two: Chaka Khan – "I Say a Little Prayer" (Songs from the Movies) Week Three: Kelly Clarkson – "Because of You" (Ballad) Week Four: Blondie – "Call Me" (No. 1 Hits) Week Five: Peaches & Herb – "Shake Your Groove Thing" (Disco) Week Six: ABBA – "SOS" (70s & 80s) Week Seven: Diana Ross – "You Are Everything" (Motown) Week Eight: Judy Garland – "Get Happy" (Swing) & Joan Jett – "I Love Rock 'n' Roll" (Rock) Week Nine: Anthony Callea – "The Prayer" (A song their mentor was famous for) & Chuck Berry – "Johnny B. Goode" (Rock & Roll) Week Ten (Finale): Encore performances of Kelly Clarkson's "Because of You", Judy Garland's "Get Happy", and a new performance of Irene Cara's "Flashdance... What a Feeling" It Takes Two season 3 In 2008, Callea again performed as one of the professional voices on the Seven Network's weekly musical competition program, It Takes Two, in which celebrities from non-musical fields are teamed with professional singers to perform a duet each week. Callea's partner for season three was ironwoman Candice Falzon. Callea and Falzon were eliminated in week seven, finishing in fifth place. Ultimate School Musical: Fame Callea joined the cast of