Perhaps you were unaware that James Franco is on Twitter. Now you are. And his most recent tweet is intriguing: It’s a link to this 19-second video, in which he and his Oscars co-host Anne Hathaway star in a faithful recreation of the Grease finale. Is it a glimpse of the sham-a-lama-a-ding-dong good times to come? Find out this Sunday, February 27, when ABC airs the 83rd Academy Awards.