Since the release of Ghosts I–IV and The Slip, a 25-date tour titled Lights in the Sky, was announced in several North American cities, and was later expanded to include several more North American dates as well as dates in South America.
Após a edición de Ghosts I–IV e The Slip anunciouse unha xira de 25 datas chamada Lights in the Sky en cidades norteamericanas, e posteriormente foi ampliada para incluír máis datas en Norteamérica e Sudamérica.