Who gave guest appearances on the show which is the next episode after the Bombshell one?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/previousWork> <http://dbpedia.org/resource/Bombshell_(Smash)> . ?x <http://dbpedia.org/property/guests> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/TelevisionEpisode>}
Bombshell_(Smash)