Ukrainian President Volodymyr Zelenskyy on Sunday made a surprise video appearance at the music industry’s star-studded Grammy Awards celebration in Las Vegas and appealed to viewers to support his country “in any way you can.” “What is more opposite to music? The silence of ruined cities and killed people,” said Zelenskyy in the video that introduced John Legend’s performance of “Free” and featured Ukrainian musicians and a reading by Ukrainian poet Lyuba Yakimchuck. “Fill the silence with your music. Fill it today, to tell our story. Support us in any way you can. Any, but not silence,” Zelenskyy, wearing his now trademark olive green T-shirt, said in English, his voice hoarse. War broke out in Ukraine over a month ago after Russian military forces invaded, displacing millions of civilians and reducing buildings to rubble. Russia calls its actions in Ukraine a “special operation.” Actor-turned-wartime-leader Zelenskyy, 44, has used nightly videos …