This simple tutorial shows how to easily make your KUbuntu desktop layout to be Ubuntu (GNOME) Style, that includes top-panel, left side-bar, and a full-screen launcher.
KDE Plasma is highly customizable. User can manually add new panel, configure its position, add panel items. But, without struggling with configurations, there’s a theme can automate the process, to make your Plasma Desktop look like Ubuntu with default GNOME desktop.