A: I bought you a pair of pants.
B: Thank you.
A: I hope they fit.
B: I hope you kept the receipt.
A: You think they won't fit?
B: I think I've put on some weight.
A: You think?
B: Maybe a pound or two.
A: Maybe four or five pounds?
B: My waist is bigger than it was.
A: No problem. These pants have an elastic waistband.
B: You are so smart!