TCBY announced on their Facebook page that they are offering free yogurt on Father’s Day at many locations. TCBY says not all locations may participate, so you may want to contact your local TCBY first. See the TCBY Facebook page for details:
About TCBY (from the TCBY website, http://www.tcby.com/about/)
TCBY opened the country’s first frozen yogurt shop in 1981. The company now has over 450 stores nationwide. As of 2010, the company has remodeled many store interiors with a new logo, colorful palette and interior decor.