<P> Like Eric, Kelso buys his girlfriend Jackie a promise ring to show how important the relationship is to him . However, while Jackie is overjoyed with her ring, Donna becomes unsure of her future with Eric, causing Eric to break up with her . </P> <P> The fourth season premiere episode sees Eric envisioning a possible future with Donna, a woman he has not actually met . In this future, Kelso and Jackie have broken up once again only to consistently re-kindle their relationship for a one - night stand every time they reunite . Kelso also spends most of that season attempting to pry Eric from his depression, though ultimately chooses Fun Land over Eric in the second episode, only to get lost and brought back by a concerned mother . The mother, however, kicks him out of her car after he threatens her children following their insults to him, causing Kelso to walk home . Kelso is also elected for Snow King at the snow prom much to Jackie's disapproval . </P> <P> Class Picture is a flash - back episode revealing how each of the gang members met . Kelso and Eric's meeting is not explained thoroughly, though it is presumed they simply met in first grade . However, Forman's first impression of Kelso is remembered as Kelso showing up at the door without pants . After a quick reminder, Kelso exclaimed' My pants!!' before rushing home . It is also revealed he is the only male member of the gang not to have seen Donna's breasts, though she allows him to see them after . Kelso later invented a day which he named' Prank Day' where he attempts to prank his friends as many times as possible . During the Season 4 finale, Jackie misleadingly believes that Kelso is proposing to her, causing him to decide to run off to California . After meeting up with Donna, who had recently been humiliated by her then boyfriend and Kelso's brother, Casey, they both take off . </P> <P> When Kelso returns at the beginning of Season 5, he finds out that Jackie has moved on to Hyde, which makes him extremely jealous and he spends the majority of the season trying to get her back . Eventually, Kelso claims to be over Jackie and renews his friendship with Hyde, and begins a relationship with Annette (Jessica Simpson), a girl he had a short relationship with in California . Jackie, in the same manner as Kelso had, becomes jealous and even goes so far as to yell, "Get off my boyfriend!" when she sees Kelso and Annette kissing . Kelso responded positively to this and began to make a big show of it . Annette leaves him at the school dance, telling him he isn't over Jackie, and Kelso soon realizes that Annette is right . So when Jackie breaks up with Hyde, Kelso does all he can to win her over, even competing with Hyde at some point . However, when Jackie chooses Hyde over him, he respects her decision and even helps to bring the two together again . From then on, Kelso and Jackie share a relationship as friends . In Season 6, Kelso is the focus of a major plot twist in which he accidentally impregnates a girl named Brooke in a bathroom at a Molly Hatchet concert . Brooke initially does not want Kelso in the baby's life, much to Kelso's relief . However, a pep - talk from Donna causes him to change his mind as he attempts to prove to Brooke he can be a father . In the seventh season, Betsy Kelso, is born . Brooke leaves for Chicago, giving Kelso permission to see Betsy whenever he can . </P>

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