On February 15, 2018, the band officially announced that founding members Iha and Chamberlin were back in the band. They embarked on the "Shiny and Oh So Bright Tour" starting in July, with a focus on performing material from their first five studio albums. and sold over 350,000 tickets and sold out arenas including The Forum, United Center, and Madison Square Garden. Original bassist D'arcy Wretzky claimed she had been offered a contract to rejoin the band but Corgan rescinded the offer soon after. Corgan released a statement denying the claims, stating "Ms. Wretzky has repeatedly been invited out to play with the group, participate in demo sessions, or at the very least, meet face-to-face, and in each and every instance she always deferred". Jack Bates (son of Joy Division bassist Peter Hook) played bass on the tour. Bates previously toured with the Smashing Pumpkins in 2015. Multi-instrumentalist Katie Cole rejoined the band for the tour as well, singing backup vocals and playing keyboards and guitar.