Efron vs. Pattinson at this year's Oscars?

Zac Efron and Miley Cyrus are set to appear at this year's Academy Awards. Efron will present Best Original Song.

HitFix Staff   The battle of the heartthrobs is on.  At least at this year's <a href="../../../events/2008-12-17-the-81st-academy-awards" target="_self">Academy Awards. </a> Yesterday, HitFix <a href="../../../articles/2009-2-16-exclusive-twilight-star-robert-pattinson-confirmed-for-oscars" target="_self">reported</a> exclusively that "Twilight's" Robert Pattinson would be making his inaugural visit to the Kodak Theater this Sunday and now Marc Malkin of <a href="http://www.eonline.com/uberblog/marc_malkin/b100295_pattinson_efron_oscars_are_heartthrob.html" target="_self">E!Online</a> is reporting that Zac Efron will also be appearing on the show. Efron, who recently starred in the worldwide hit "High School Musical 3: Senior Year," will present the Best Original Song category.  It is unclear if Efron will do this solo or with a co-presenter, but the two stars will not be onstage together. Malkin is also reporting that Miley Cyrus will be appearing on the show, but not presenting an award.  Instead, the <a href="../../../events/2008-12-14-hannah-montana-the-movie" target="_self">"Hannah Montana"</a> star is appearing to support her Best Animated Film nominee "Bolt." Efron will have his first leading man role in the comedy <a href="../../../events/2009-1-2-17-again" target="_self">"17 Again"</a> later this spring. Find out more secrets of this year's Oscar show <a href="../../../galleries/2009-2-15-oscar-show-secrets-revealed" target="_self">here</a>. The <a href="../../../events/2008-12-17-the-81st-academy-awards" target="_self">Academy Awards</a> will air this Sunday, Feb. 22 at 8 PM EST, 5 PM PST on ABC.   Stay up to date with the latest breaking news in the worlds of movies, TV and music by signing up for <a href="../../../signup/email-alerts">HitFix E-mail Alerts</a>. <div>Don't miss out. Add HitFix to your iGoogle, My Yahoo or My MSN experience by clicking <a href="../../../rss">here</a>.</div> <div> </div> <div>Not part of the HitFix Nation yet? Take 90 seconds and <a href="../../../signup">sign up</a> today.</div> movies

2009-02-17T22:10:38Z

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Miley Cyrus is also reportedly set to appear