A video display apparatus for displaying a catalog of one or more candidate video items for replay, each video item being represented in the catalog by a catalog entry having at least one displayed representative image comprises a user control device operable to resize a displayed catalog entry by a select-and-drag operation; and means responsive to a resizing of a catalog entry to select a number of distinct representative images, for display in respect of that video item, so that the number displayed increases with increasing size of the catalog entry while the display size of each representative image stays substantially constant with respect to changes in the catalog entry size.