Trace Cyrus & Brenda Song Engaged

First Published: October 15, 2011 6:41 PM EDT Credit: Getty Images Caption Brenda Song and Trace Cyrus are seen at the launch party for the new T-Mobile Sidekick 4G at a Private Lot in Beverly Hills, Calif. on April 20, 2011 LOS ANGELES, Calif. -- The Cyrus clan is expanding! Former Metro Station rocker Trace Cyrus, aka Mileys 22-year-old brother, has proposed to his girlfriend, Brenda Song. I am very excited to say, last week I asked my girlfriend Brenda Song to marry me and she said YES! Trace Tweeted on Friday. We are both very excited to be engaged! Miley also shared her excitement over The Social Network actress joining the family. Cant wait for Brenda to be a Cyrus :), Miley Tweeted on Friday. Couldnt be more excited about my sister in law to be yay :) Trace and Brenda first stepped out together at Nylons Young Hollywood Party in May 2010. As previously reported on AccessHollywood.com, in August, Celebuzz reported the now-engaged couple was expecting a child. Reps for Brenda and Trace were not immediately available for comment when contacted by Access Hollywood at the time and the duo has yet to respond to the pregnancy rumors. Copyright 2011 by NBC Universal, Inc. All rights reserved. This material may not be published, broadcast, rewritten or redistributed.