Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for displaying of collections of interactive elements that trigger actions directed to a particular contact, message, media file, or other item. In one aspect, a method is performed by a system comprising one or more data processing devices and a touchscreen display. The method includes displaying several identifiers, each identifier comprising one or more graphical or textual elements that identify an item, each identifier associated with a respective interactive element, receiving user interaction with a first of the interactive elements that is associated with a first of the identifiers, in response to the user interaction, displaying a collection of action widgets on the touchscreen display, the action widgets comprising iconic graphical indicia that each represent an action triggered by user interaction therewith, the iconic graphical indicia displayed adjacent one another in a strip-shaped area that is wider than it is high, the strip-shaped area being displaced vertically on the touchscreen display from the first identifier so that the first identifier is visible on the touchscreen notwithstanding the display of the collection of action widgets, receiving user interaction with a first of the action widgets that is in the collection displayed on the touchscreen display, and performing the action represented by the first of the action widgets on the item identified by the first identifier.