Love Actually sequel trailer debuts for Red Nose Day

A teaser trailer for the Love Actually sequel, featuring Keira Knightley and Andrew Lincoln holding flash cards, has debuted.

Richard Curtis's short film, in aid of Comic Relief, also sees them poking fun at another star of the film, Colin Firth, along with other members of the cast including Hugh Grant and Martine McCutcheon.

It will be shown on Friday from 19:00 GMT