Future Ted: [v.o.] So, you see, kids, if I had gone to Schlegel's Bagels as usual, I would have taken a right. I would have gotten a bagel... gone home, worked on the old hat building, and you kids might never have been born. But I turned left instead, to go to my second-favorite bagel place and the rest is history. Of course, I stopped at that magazine stand on the way. Why did I stop there? Here's why.
[flashback to Barney in MacLaren's reading "Bro's Life magazine":]
Barney: Yes! Yes! Yes!
[later, Barney enters the apartment:]
Barney: Bro's Life Magazine. Page 83. Check it.
Ted: "What your paintball gun says about your personality"?
Barney: Below that.
Ted: "That last five pounds: How to get her to lose them."
Barney: Above that.
Ted: Petra Petrova.
Barney: Petra Petrova.