Crossword clues for Sleep phase 3 lettersAnswerClueREMSleep phase that Michael Jackson allegedly went 60 days without enteringREMSleep phaseREMSleep phase, brieflyREMSleep phase initialsREMDreaming sleep phase, brieflyREMSleep-phase acronymREMSleep-phase lettersREMSleep phase with busy eyesREMSleep phase, for shortREMSleep phase: Abbr.REMSleep phase, familiarlyREMDreamy sleep phaseREMDream phase of sleep, brieflyREMSSleep phasesREMSSleep phases, brieflySLUMBERPARTSleep phase?