The context of the following conversation is Kai exceeded expectations on the date and brought a limo, flowers, and chocolates.:
Kai says I don't want to brag, but she said it was the best date she ever had..
The friend responds It should be for all the money you spent..
Kai responds She's worth it, I mean flowers and chocolates are nice, but the limo put it over the top!.
The friend responds How are you going to top that though?.
Kai responds I don't need to top it, she was already talking about how she would tell all of her friends..
The friend responds Thanks for making it harder for the rest of us!.