a Mother's Day–themed episode
... that Quentin Tarantino directed a Mother's Day–themed episode of ER after being encouraged to do so by George Clooney?
... that <a href="./Quentin_Tarantino" id="mwCwk" rel="mw:WikiLink" title="Quentin Tarantino">Quentin Tarantino</a> directed <b id="mwCwo"><a href="./Motherhood_(ER)" id="mwCws" rel="mw:WikiLink" title="Motherhood (ER)">a Mother's Day–themed episode</a></b> of <i id="mwCww"><a href="./ER_(TV_series)" id="mwCw0" rel="mw:WikiLink" title="ER (TV series)">ER</a></i> after being encouraged to do so by <a href="./George_Clooney" id="mwCw4" rel="mw:WikiLink" title="George Clooney">George Clooney</a>?