Local News fun. At Red Rocks August 21, 2013 / 4:30 PM MDT / CBS News Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live) fun. with Tegan and Sara perform at Red Rocks Amphitheatre on Aug. 21, 2013. Visit the CBS4 Concert Connection section for upcoming concert listings. (credit: Michael Martin Photography/AEG Live)