Continuity mistake: Carrie is trying to drive a car up a hill and a grey car drives close to them very slowly. When the car is side by side to Carrie, the shot changes to a wide angle and the grey car has vanished.
Continuity mistake: Sarah Michelle Gellar's left arm is resting on the counter or not. Depending on the shot this changes back and forth.
Continuity mistake: When Carrie is on the WB set smoking, her handbag is next to the railing. When the guard arrives, the bag is closer to Carrie.
Continuity mistake: After the WB Studios guard puts a paper on Carrie's windshield, a grey car is driving parallel to hers. A shot later the car is behind Carrie's.
Continuity mistake: During breakfast Carrie asks Charlotte if they should get coffee or kill themselves, then the blue napkin under her hand suddenly appears on the table.
Continuity mistake: When Carrie arrives at WB Studios, the guard has no paper on his hand, but one suddenly appears in the following shot.
Continuity mistake: When at WB Studios, the position of the paper on Carrie's windshield is close to the brim in one shot, and away in the following.
Continuity mistake: When the girls are having breakfast a server off-screen is picking up the plates, but in the wide angle they disappear.
Answer: Yes, it is.