Anyone who missed out on the very tough-to-get tickets for Hayley Williams ‘ current tour of theaters will soon get a shot at picking up seats for a run of shows she’s doing in amphitheaters in the fall … although all indicators are that even these more sizable venues may prove to be a tough ticket, too. The Paramore singer announced dates Thursday afternoon for her “The Hayley Williams Show — Live in the Americas” tour, which will take place in the U.S. in early September through mid-October, then move to Latin America for the month of October. The setlists for these fall shows will differ from what she’s currently doing on the road in smaller venues. Her theater tour has consisted most nights of 20 songs from her recent “Ego Death at a Bachelorette Party” album plus a Nina Simon cover. But the “Hayley Williams Show” tour in the fall will expand to include material from all three of her solo albums, “as well as exciting surprises,” the announcement teases.…