An apparatus comprising: a wireless transceiver ; a touch-screen display ; a control circuit operably coupled to the touch-screen display and the wireless transceiver and configured to: - during a call via the wireless transceiver with a first party, permit a user to establish a combined call via the wireless transceiver to include a second party; - during at least a part of a call-establishment process to establish a second call with the second party, display via the touch-screen display : a first user-selectable option to return to the call with the first party, wherein the first user selectable option includes an icon or moniker for the first party, which is coloured in a colour that contrasts with other proximal colours then presently displayed on the touch-screen display in order to highlight the availability of the first user-selectable option , and a second user-selectable option to combine the first party and the second party into the combined call; and - on selection of the second-user selectable option , combine the first call and the second call as a conference call. a wireless transceiver ; a touch-screen display ; a control circuit operably coupled to the touch-screen display and the wireless transceiver and configured to: - during a call via the wireless transceiver with a first party, permit a user to establish a combined call via the wireless transceiver to include a second party; - during at least a part of a call-establishment process to establish a second call with the second party, display via the touch-screen display : a first user-selectable option to return to the call with the first party, wherein the first user selectable option includes an icon or moniker for the first party, which is coloured in a colour that contrasts with other proximal colours then presently displayed on the touch-screen display in order to highlight the availability of the first user-selectable option , and a second user-selectable option to combine the first party and the second party into the combined call; and - on selection of the second-user selectable option , combine the first call and the second call as a conference call. - during a call via the wireless transceiver with a first party, permit a user to establish a combined call via the wireless transceiver to include a second party; - during at least a part of a call-establishment process to establish a second call with the second party, display via the touch-screen display : a first user-selectable option to return to the call with the first party, wherein the first user selectable option includes an icon or moniker for the first party, which is coloured in a colour that contrasts with other proximal colours then presently displayed on the touch-screen display in order to highlight the availability of the first user-selectable option , and a second user-selectable option to combine the first party and the second party into the combined call; and a first user-selectable option to return to the call with the first party, wherein the first user selectable option includes an icon or moniker for the first party, which is coloured in a colour that contrasts with other proximal colours then presently displayed on the touch-screen display in order to highlight the availability of the first user-selectable option , and a second user-selectable option to combine the first party and the second party into the combined call; and - on selection of the second-user selectable option , combine the first call and the second call as a conference call. <EOS>