Threes Company - Season — 2eps25

Janet and Chrissy are busy preparing the surprise party at the Ropers' apartment. Susan, unaware of the birthday, charm's Jack into going out on a date with her instead.

Fearing Susan will hurt Jack again and desperate to get him to his own party, Janet and Chrissy concoct a scheme to pry him away from her. Threes Company - Season 2Eps25

The story centers on a surprise birthday party planned for Jack Tripper. Complications arise when (played by guest star Loni Anderson), an old flame who previously broke Jack's heart, arrives unexpectedly at the apartment. Janet and Chrissy are busy preparing the surprise

The 25th episode of Three's Company Season 2 is titled . First aired on May 16, 1978, this episode served as the season finale. Episode Summary unaware of the birthday