In the Season 5 episode Black Dog (a.k.a. Ow, My Eye), Jackie's father gets arrested for bribery and embezzling $60,000 and he is in jail until the end of the series.
Season 5 Episode 9 | Black Dog Summary
When Jackie's father is arrested, Kelso thinks she'll come running back to him. But when Hyde and Kelso get into a brawl over Jackie, Kelso accidentally shoots Hyde with a BB gun and all hell breaks lose. Donna and Eric argue over how Hyde should deal with Jackie's pain. Meanwhile, Fez realizes he has a crush on his boss at the DMV.
Played by Mila Kunis, Jackie's a bit of an airhead girl who has a tendency to condescend to everyone (strangely, no one is offended by this and tend to ignore it). Has dated both Kelso and Hyde through the course of the series and gets together with Fez in the second-to-last episode.
Learn more about the character of Jacqueline "Jackie" Burkhart at Tvtropes.org.
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