In an oral history of the 25-year-old iconic film, its stars revisit the friendship, the clothes and that fire — In the 25 years since Waiting to Exhale’s debut, the ground has shifted for Black female representation. The film, which was written by Terry McMillan and brought to life by Forest Whitaker, was the catalyst for that change. Savannah (Whitney Houston), Robin (Lela Rochon), Bernadine (Angela Bassett), and Gloria (Loretta…