Heart of Archness: Part III - S3-E3
Continuity mistake: On the way to the helicopter, Archer stops the group to ask about the lacrosse game. Archer has the pirate held at gun point and the two are standing mere inches from each other, but when Archer says to Lana she is his only friend, the pirate is nowhere in sight.
Continuity mistake: When Wolverine is scolding Cyclops in his hotel room, Cyclops is directly facing the wall in front of him, with Wolverine on his right. At one point Cyclops is suddenly sitting in line with the corner of the room, and Wolverine is now directly in front of him. (00:10:30)
Polly Wants a Treasure - S1-E8
Continuity mistake: In the scene where Baloo and Kit walk through the Sea Duck's cargo area to try and find who they think is a stowaway, Baloo lifts a crate of fragile crystal glasses over his head. The crate rotates between shots, judging by its red "Fragile" stamp.
Tsuinzu gâdo - S1-E5
Other mistake: Van transfers the bunch of condiments from the cart to the table. Amongst said condiments, a big jar of "MASTARD." (00:07:00)