to find sb/sth so interesting, attractive, etc. that you watch them all the time
NOT (BE ABLE TO) TAKE YOUR EYES OFF SB/STH
Meaning of NOT (BE ABLE TO) TAKE YOUR EYES OFF SB/STH in English
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005