All of a Sudden Peggy

All of a Sudden Peggy is a lost 1920 American silent comedy romance film directed by Walter Edwards and starring Marguerite Clark and Jack Mulhall. It was produced by Famous Players-Lasky and distributed by Paramount Pictures. It is based on a 1907 Broadway play "All-of-a-Sudden-Peggy" which starred the much older Henrietta Crosman. It is Clark's third to last film. Director Edwards died in Hawaii that same year of 1920.
Plot.
As described in a film magazine, Peggy O'Hara (Clark) who with her widowed mother Mrs. O'Hara (Leighton) is staying at the manor of Lord Anthony Crackenthorpe (Humphrey), a scientist engrossed in the study of spiders. Mrs. O'Hara is assisting Lord Anthony. The sister of the peer sends for her son Jimmy (Mulhall) because she thinks Peggy has designs on Lord Anthony. Jimmy falls in love with Peggy, and in order to further her mother's love affair with Lord Anthony, Peggy announces her engagement with Jimmy. She goes to London where her pocket is picked, and has to stay at Jimmy's bachelor quarters while he is away on business. The sudden appearance of Jimmy, his mother and father, and a prying neighbor precipitates matters, with Peggy having spent the night there suggesting a scandal. In the end it is straightened out and Peggy consents to marry Jimmy.