You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "Slaves consists of a lead vocalist formerly of what post hardcore band?" whose answer is Emarosa.
Each document should contain about 30 words, and these documents should contain useful information.

Query: Slaves lead vocalist former band post-hardcore
Useful Output:

Doc 1: New Wage Slavery. End It. 01:23. 88. Water Wings. EBirds in Row. 03:40. 89. Drink Milk and Run. EHot Mulligan. 02:50. 90. Prove You Wrong.
Doc 2: Which brings me back to SLAVES. As I mentioned above, I've got a pretty extensive history of following vocalist Jonny Craig's musical endeavors.
Doc 3: Post hardcore band Slaves has announced they will be changing their name due to the negative racial connotations in light of the Black Lives
Doc 4: Slaves officially announced that they parted ways with frontman Jonny Craig just ahead of their European tour with Escape The Fate.
Doc 5: Slaves is 3 for 3 in strong singles with their new vocalist, ex-The Voice's Matt McAndrew. See why Mike is loving the band right now!