The US star told us that it'd be up to the Girls Aloud singer to decide whether or not to take up the opportunity to perform.
Cheryl has been busy working on her third studio album due for release later this year.
“It depends if she wants to do it," Will said. "If that's what she wants to do, we'll do it."
BBC One boss Danny Cohen confirmed: "There will be guest performances on the live shows but we haven't confirmed who they are yet."
The Voice UK launches on BBC One on March 24. Browse pictures of the coaches below...