<P> Jo first meets Sam and Dean Winchester in the second season episode `` Everybody Loves a Clown '' . The brothers look for her mother Ellen at Harvelle 's Roadhouse -- a saloon frequented by hunters of supernatural creatures -- after she leaves a voice mail message on the phone of their deceased father , John Winchester . Throughout the second season , Jo appears to have romantic feelings for Dean ; though he states that he also has feelings for her , he will not act on them . Wanting to be a hunter like her late father , Bill , to feel connected to him , Jo slips away from the Roadhouse against her mother 's wishes to help the brothers on a hunt in `` No Exit '' , but they ultimately have to rescue her from a vengeful spirit . An angry Ellen reveals to her that John 's recklessness caused Bill 's death , which strains Jo 's friendship with Sam and Dean . Jo soon leaves the Roadhouse to live the life of a hunter . When the demon Meg Masters is possessing Sam in `` Born Under a Bad Sign '' , she finds and captures Jo , planning to threaten her life to force Dean to kill his brother . While holding Jo hostage , Meg plays cruel mind games with her by first telling her that Dean does n't return her feelings for him and then by telling her that John actually killed Bill to `` put him out of his misery '' after he incurred fatal wounds , despite Bill 's pleas to see his wife and daughter one more time . Dean rescues Jo from Meg without harming Sam , but when Jo attempts to join him in capturing Meg , he refuses to allow her to come ; he tells Jo he will call her , but as he leaves , she mutters , `` No , you wo n't . '' </P>
<P> Jo first meets Sam and Dean Winchester in the second season episode `` Everybody Loves a Clown '' . The brothers look for her mother Ellen at Harvelle 's Roadhouse -- a saloon frequented by hunters of supernatural creatures -- after she leaves a voice mail message on the phone of their deceased father , John Winchester . Throughout the second season , Jo appears to have romantic feelings for Dean ; though he states that he also has feelings for her , he will not act on them . Wanting to be a hunter like her late father , Bill , to feel connected to him , Jo slips away from the Roadhouse against her mother 's wishes to help the brothers on a hunt in `` No Exit '' , but they ultimately have to rescue her from a vengeful spirit . An angry Ellen reveals to her that John 's recklessness caused Bill 's death , which strains Jo 's friendship with Sam and Dean . Jo soon leaves the Roadhouse to live the life of a hunter . When the demon Meg Masters is possessing Sam in `` Born Under a Bad Sign '' , she finds and captures Jo , planning to threaten her life to force Dean to kill his brother . While holding Jo hostage , Meg plays cruel mind games with her by first telling her that Dean does n't return her feelings for him and then by telling her that John actually killed Bill to `` put him out of his misery '' after he incurred fatal wounds , despite Bill 's pleas to see his wife and daughter one more time . Dean rescues Jo from Meg without harming Sam , but when Jo attempts to join him in capturing Meg , he refuses to allow her to come ; he tells Jo he will call her , but as he leaves , she mutters , `` No , you wo n't . '' </P>
when do sam and dean meet ellen and jo
when do sam and dean meet ellen and jo
the second season episode `` Everybody Loves a Clown ''
the second season episode `` Everybody Loves a Clown ''