The name of the episode is Barting Over. It aired on February 16 2003 and is the 300th episode of the show.
Bart has to see a pychiatrist in the episode Yokel Chords- after telling a scary ghost story in the school cafeteria to get free food
'Marge Gamer' (17th episode, 18th season).
'Marge's Son Poisoning' (episode 5, season 17).
'New Kids on the Blecch'.
Yes it is ~ sources is watching every simpsons episode out there
No! There is no episode with a title anything like this. See Related Link.
'Bart Wars' is not an episode of The Simpsons, it's a 112 minute DVD.
Bart the Genius
Bart the General is fifth episode of The Simpsons.
Bart's New Friend
O Brother, Where Bart Thou
Bart has to see a pychiatrist in the episode Yokel Chords- after telling a scary ghost story in the school cafeteria to get free food
Bart of Darkness
'Marge Gamer' (17th episode, 18th season).
Bart the Fink, from season 7.
A bullfrog (assuming you're talking about the Simpsons episode)
The episode of the simpsons entitled "I Married Marge" in season 3.