original question: Which celebrity has the most completed rehab stay at [Betty Ford Center]?
answer: jerry garcia
answer type: Celebrity.
auxiliary information: The Betty Ford Center is a non-profit, separately licensed residential chemical dependency recovery in Rancho Mirage, California. It offers inpatient, outpatient, and residential day treatment for alcohol and other drug addictions, as well as prevention and education programs for family and children. The Betty Ford Center, which is adjacent to Eisenhower Medical Center, has 100 inpatient beds available on their campus and additional lodging for 84 clients in the Residential Day Treatment program. The Betty Ford Center opened on October 4, 1982. In 2015, the Betty Ford Center opened an outpatient addiction treatment clinic in West Los Angeles.
The most completed stay at [Betty Ford Center] was completed by which celebrity?