Salute at 0:25
From swinging facing the platform, when you get to the frontend, take one hand off of the bar and turn sideways to 'salute' the audience.
You can find out more about this trick in my books:
IMAGE CREDIT: Thanks to Emerald City Trapeze Arts. Flyer is Paul. Thanks to David Treadwell for the photo. Pneumatic Arts, @pneumaticarts