Truth or Cosmoquences/Beach Bummed - S5-E2
Continuity mistake: After Francis kicks sand into Timmy's face, Trixie is far from Timmy, but a shot later, they're closer together.
Smart Attack/Operation F.U.N. - S5-E15
Continuity mistake: In "Smart Attack", the scientists in the audience blow up, scattering shoes, glasses and clothing everywhere. In a few shots, after Timmy's dad is changed back to normal, all the clothing and accessories disappear.
Smart Attack/Operation F.U.N. - S5-E15
Continuity mistake: In "Smart Attack", Timmy's dad burns a plate of food right in front of Timmy. In a few shots, the plate disappears.
Answer: I don't think Vicky necessarily hates Timmy. She is just a malicious and sadistic person.
Rassdyt