Sienna Mercer
Switched (My Sister the Vampire v: 1)
98%
Olivia Abbott is a cheerleader — pretty clothes, pretty hair and pretty perfect. Ivy Vega is…
Fangtastic! (My Sister the Vampire v: 2)
65%
Olivia is a vegetarian. Ivy is a vampire. And they're twins?!? Ever since Olivia discovered that…
Revamped! (My Sister the Vampire v: 3)
57%
The secret is out — cheerleader Olivia and vampire Ivy are twins! Now that Ivy and Olivia have told…