a thrill(Подводное плавание мне в кайф. I get a real thrill out of scuba diving.; о чём-то приятном, доставляющем удовольствие said of something pleasant and enjoyable)
float someone's boat(If something floats your boat, you find it exciting, attractive, or interesting: I can see its appeal. But it doesn't float my boat. CCDI Alexander Demidov)