Robin and ted dating in real life
Alyson Hannigan was pregnant while filming many season four episodes, but the show-runners were not interested in her character, Lily, also being shown as pregnant.
Most episodes used time-honored TV tricks to hide Hannigan's pregnancy, including baggy tops and giant handbags, but the episode How I Met Your Mother: The Possimpible (2009) showed Hannigan's pregnancy bump in the context of a subplot in which Lily wins a hot dog-eating contest and has a comically distended stomach afterward.
So, in addition to the "time-honored TV tricks" being used to hide Watros' pregnancy, a flashback scenario was used in one episode that showed her character Erin winning a pie-eating contest and her actual pregnant belly was shown afterwards.
After Hannigan told the show-runners that she was pregnant, Cobie Smulders discovered that she was also pregnant.
the Machines" (2010) and that leaves Lily without ever having her own musical number.
Neither of the characters they play were pregnant on the show, so the costumers had the job of simultaneously hiding the pregnancies of the series' two main female actors.
Alicia Silverstone was originally cast as Stella Zinman but dropped out of the role.
The pub was named after Carl Mac Laren, who is the associate producer, assistant to Carter Bays.
Also, a bartender named Carl plays a minor role in the show.
Each character in the series has had their own musical number except Lily (Alyson Hannigan).