an is returning to CBS: The How I Met Your Mother star has booked a guest-star appearance on the network’s newest comedy, The McCarthys.

She’ll play Pam, Marjorie and Arthur’s upstairs tenant “who is sweet, but fresh from a break-up and broken-hearted. In order to cheer her up, Marjorie invites Pam to join the family for Christmas Eve, however, as Pam watches the McCarthys play their very competitive annual gift-exchange swap, she is shocked by how the family treats each other.”