How long is TOO long to have a house guest?

With the holidays approaching quickly, it's time to either have people come over or head over to someone's place.  We found out the perfect amount of days to have a house guest over before they've overstayed their welcome and which generation is the best house guest.  Meredith gave Jamar his first gift of the season, you'll never guess what it is and we asked you if getting a bad gift is a deal breaker.