the season three premiere
... that the season three premiere of Rick and Morty was first aired unannounced as a part of Adult Swim's annual April Fools' joke?
... that <b id="mwB3c"><a href="./The_Rickshank_Rickdemption" id="mwB3g" rel="mw:WikiLink" title="The Rickshank Rickdemption">the season three premiere</a></b> of <i id="mwB3k"><a href="./Rick_and_Morty" id="mwB3o" rel="mw:WikiLink" title="Rick and Morty">Rick and Morty</a></i> was first aired unannounced as a part of <a href="./Adult_Swim" id="mwB3s" rel="mw:WikiLink" title="Adult Swim">Adult Swim</a>'s annual April Fools' joke?