Fringe needs your help, fans. The series dropped to an all-time low in viewers last week, leaving little doubt that this will be the final season for Peter, Olivia, Walter and company.

The best thing you can do to avoid this fate for the series? Tune in. Tell your friends to tune in. And your family. And, heck, even your enemies. The drama needs all the help it can get.

Below, we've posted the official FOX trailer for Friday's "Wallflower." It will find the team connecting a mysterious death with a genetic disorder; and it will feature a major migraine problem for Olivia, all of which is teased here:

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.