Celebrity | Patrick Schwarzenegger There's Another Cyrus-Schwarzenegger Coupling Miley's brother now dating Patrick's sister By Evann Gastaldo Posted Jan 15, 2015 10:44 AM CST Copied Singer Miley Cyrus, right, kisses Patrick Schwarzenegger as they watch Southern California play California during the second half of an NCAA college football game, Thursday, Nov. 13, 2014, in Los Angeles. (AP Photo/Mark J. Terrill) As if it's not "adorable" enough that Miley Cyrus is dating Arnold Schwarzenegger's kid, it turns out Miley Cyrus' brother is also dating a Schwarzenegger spawn. Braison Cyrus, 20, and Christina Schwarzenegger, 23-year-old sister to Miley-boy-toy Patrick Schwarzenegger, met when Miley set them up in November at her 22nd birthday party, sources tell E!. They started dating the next month, and Christina was recently spotted at Noah Cyrus' 15th birthday dinner celebration. (Maria Shriver is reportedly "mortified" by her son's relationship with Miley.) Read These Next A game of doorbell ditch turns fatal for 11-year-old. Is India, under hefty tariffs, turning away from the US? Giuliani injured in high-speed highway crash. Guy accused of snatching hat from boy at US Open IDed as rich CEO. Report an error