: Sydney confirms Allison's identity when the double accepts a scoop of coffee ice cream—a flavor the real Francie famously hated .
: After a brutal fight with Allison, Sydney collapses and wakes up in Hong Kong . She is stunned to learn from Vaughn that she has been missing for two years and that he is now married . Alias: “Second Double”/“The Telling” - AV Club Alias - Season 2Eps22
: Sydney discovers that her best friend Francie has been murdered and replaced by a genetic double, Allison Doren . : Sydney confirms Allison's identity when the double
In the Alias Season 2 finale, "" (Episode 22), the phrase "useful piece" refers to a critical component of a Rambaldi artifact . "" (Episode 22)