Rita Ora has joined the voice cast of “Kung Fu Panda: The Dragon Knight” at Netflix.The pop singer will voice the Wandering Blade character, described as a “tough English bear knight that joins Po on his globe trotting adventure.”James Hong will return to the franchise, once again voicing Mr. Ping, Po’s adoptive, over-protective father who is always filled with pride for his boy.“Kung Fu Panda: The Dragon Knight” stars Jack Black as the voice of Po.