♪ however you talk whatever you think ♪ ♪ from the songs that you sing to dreams that you dream ♪ >> we are fighting for our children, our parents, to defend our houses and families. ♪ and love each other like crazy ♪ ♪ want someone to share your hopes and fears ♪ >> proceeds from the single go to a program called "united 24" which helps rebuild homes in ukraine that have been destroyed by the war. i mean, you're really personally committed to this, aren't you? >> i really am. you know, somebody asked me the other day, how did you wind up caring about this that much? the answer is, i don't know. i just was affected so much in the beginning that the next thing you know -- and this has been the story of my life. you write a song, and it winds up leading you places you never expected. and so now having been there, taken the train ride, gone in