After Liv undergoes vocal surgery, she is unsure if she'll be able to sing again, so Karen and Maddie call in reinforcements to help; Parker and Val are surprised by their competition in the Mars Madness finals.
Elenco:
Dove Cameron
,
Joey Bragg
,
Tenzing Norgay Trainor
,
Kali Rocha
,
Benjamin King
,
이경영
.
