The One With The Blind Dates - S9-E14
Continuity mistake: When Phoebe says that they should not tell Ross that the date is cancelled so that he gets stood up, Joey says, "I hear that's bad" - implying that he has never been stood up so doesn't know how it feels. However, in TOW Two Parts (Part II), Ursula stands Joey up, and he takes it pretty bad. (00:06:40)
The One With The Blind Dates - S9-E14
Continuity mistake: When Phoebe and Joey are eating the baby food, Phoebe says 'Maybe once they start dating and see what's out there..." she puts the spoon in her mouth. Then when the shot changes to show Joey, her spoon is back in the jar. (00:03:25)
The One With The Blind Dates - S9-E14
Continuity mistake: At the end of the blind date, in shots of Rachel, her date Steve is holding her hand with both of his, but from the reverse angle he's only using one. (00:18:45)
The One With The Blind Dates - S9-E14
Continuity mistake: When Ross walks in to Joeys apartment and says "Hey you're not naked", the Magna Doodle pen is in the holder, yet when Rachel leaves it is hanging. (00:00:25)
The One With The Blind Dates - S9-E14
Continuity mistake: When Ross and Rachel are at the coffee shop after their dates, Rachel's necklace disappears and reappears twice. (00:20:20)
The One With The Blind Dates - S9-E14
Continuity mistake: When Phoebe and Joey are at the coffee house discussing their plan to ruin Ross' blind date just before Joey says, "Ooh I hear that's bad" the pendant on Phoebe's necklace is smooth and blue. When the camera pans to Phoebe after Joey says his line the pendant is flipped over and reveals a new design. This continues to happen throughout the scene. (00:07:20)
The One With The Blind Dates - S9-E14
Continuity mistake: When Rachel is at her blind date, and Steve tells her that he's selling T-Shirts now, Rachel's arms are on the table, but then the camera cuts to her, and she has her arms crossed. (00:12:00)
Answer: Usually by the seventh night of Hanukkah you don't know what to get the other person, and you will probably resort to getting the other person something insignificant. Chandler is basically saying that the pen is a stupid gift.