Conversation so far:
When was the album Hail to the King by Avenged Sevenfold released?
The album, entitled Hail to the King, was released on August 27, 2013.
How did the album Hail to the King by Avenged Sevenfold do on the charts?
Hail to the King charted as No. 1 on the US Billboard 200, the UK albums chart, as well as the Finnish, Brazilian, Canadian, and Irish charts.
How many copies did the album Hail to the King by Avenged Sevenfold sell?
On July 16, 2014 the album was certified Gold by the RIAA for sales of over 500,000 copies.
Did the band Avenged Sevenfold do any live shows to promote the album Hail to the King?
Avenged Sevenfold headlined Monster Energy's Welcome to Rockville two-day music festival in Jacksonville, FL, April 26–27, 2014, joined by more than 25 rock acts.

Question: What other bands played at Welcome to Rockville?
Self-contained rewrite: What other bands played at the two-day music festival Welcome to Rockville besides Avenged Sevenfold?