Derek Hough is speaking out in response to sister Julianne Hough's Halloween costume controversy, saying he can't even describe how badly she feels.
Big brother Derek addressed the issue after Monday's Dancing with the Stars results show, saying Julianne is "mortified" over the backlash she's received.
If you missed seeing Julianne Hough in blackface at a Halloween party in Hollywood Friday ... see above. The image went viral and people were unhappy.
The 25-year-old actress was portraying Crazy Eyes, a character played by actress Uzo Aduba, from the hit Netflix series Orange is the New Black.