After Ted and Robin's first big fight, Barney tries to convince Ted that being an architect is an easy in to picking up chicks. Lily and Robin start following his trail after discovering that Ted hit it off with a girl named Anna shortly afterward.
Elenco:
Cobie Smulders
,
Josh Radnor
,
Neil Patrick Harris
,
Alyson Hannigan
,
Jason Segel
,
Bob Saget
,
Britney Spears
,
Candice Accola
,
Cristin Milioti
,
David Henrie
,
Lyndsy Fonseca
.