Revealing mistake: When the baby is about to be baptised, it is replaced by a blatant doll: The doll's arm is stretched out (as opposed to the real baby's arms, tucked in his robe), and the doll's hair is very obviously painted.
Continuity mistake: When Miranda greets Steve's mom, she holds the umbrella straight upwards, but from the opposite angle it's bent backwards covering Miranda's back.
Continuity mistake: When Miranda asks Steve if his mom is drunk, her umbrella swaps from lying on her left shoulder to lying on the opposite side.
Continuity mistake: The way Steve's mom's plastic bag is tied around her head changes between shots. Check the knot.
Continuity mistake: When Steve arrives with his mom, he is either standing on the left of the cab's door or on the right.
Continuity mistake: When Carrie is sitting with the publishers, the woman on the left puts down her glass twice.
Continuity mistake: When Aidan and Steve argue about who's going to the toilet, Steve leans forward, but from the angle shot from behind his back is against the seat.
Continuity mistake: When Aidan says he's going to the toilet, Miranda's drink is on the table, but a shot later she is drinking. Then she lowers her hand but from the opposite angle she already has it lowered.
Continuity mistake: While having dinner with Steve and Aidan, the latter has his hand next to Steve's neck, but it disappears in the angle shot from behind.
Continuity mistake: While eating, Sam says "wait for the signal" and grabs the cutlery. A shot later her arms are lowered behind the table.
Anchors away - S5-E1
Continuity mistake: Carrie tells the stranger "OK, I do!" and he turns his head to the left in satiety. A split second later his head is turned to the right.
Anchors away - S5-E1
Revealing mistake: Exactly half a second after it starts to rain at the museum, the street is already soaking wet and covered in puddles.
Anchors away - S5-E1
Revealing mistake: When the cat is playing with the navel, it moves as if it has a life of its own, which is absurd and reveals that there was some wire or mechanism to move it.
Anchors away - S5-E1
Continuity mistake: When Carrie arrives at the Guggenheim museum the building and curb swap between sunny or shadowy back and forth, no continuity at all.
Anchors away - S5-E1
Continuity mistake: After the lady with the ice cream says "Never happened!" she stops staring at Carrie and looks straight at her ice cream. A shot later she is still staring at Carrie. (00:18:04)
Anchors away - S5-E1
Continuity mistake: When Sam tells the cop that Richard was eating a woman's p*ssy, Sam's right hand protrudes while holding the tape. From the opposite angle the hand is nowhere to be seen. Also, her left hand is on Richard's face in the first shot, but covering the whole picture a shot later.
Anchors away - S5-E1
Continuity mistake: When the baby starts suckling, not only does the towel disappear between shots, but it swaps between lying on the shoulder and covering the shirt's collar.
Anchors away - S5-E1
Continuity mistake: Carrie holds a bag from the left side of the handles and tells Miranda she brought pain au chocolat. A shot later she is holding the center part of the handles.
Anchors away - S5-E1
Continuity mistake: Miranda enters her place holding the baby chair with her right hand. A shot later she is holding it with her left hand.
Anchors away - S5-E1
Continuity mistake: Before the girls see the sailors, all of the passers-by behind the girls have no continuity between any of the shots. People appear, disappear and reappear randomly in every single shot.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen