season nine
... that for season nine of How I Met Your Mother, a cast member—Cristin Milioti—is being promoted to the main cast for the first time in the show's history?
... that for <b id="mwDZE"><a href="./How_I_Met_Your_Mother_(season_9)" id="mwDZI" rel="mw:WikiLink" title="How I Met Your Mother (season 9)">season nine</a></b> of <i id="mwDZM"><a href="./How_I_Met_Your_Mother" id="mwDZQ" rel="mw:WikiLink" title="How I Met Your Mother">How I Met Your Mother</a></i>, a cast member—<a href="./Cristin_Milioti" id="mwDZU" rel="mw:WikiLink" title="Cristin Milioti">Cristin Milioti</a>—is being promoted to the <a class="mw-redirect" href="./Star_billing" id="mwDZY" rel="mw:WikiLink" title="Star billing">main cast</a> for the first time in the show's history?