"I can't wait for the EMAs!" Cyrus said in a statement Thursday. "It will be my first performance on this amazing show and the people of Madrid are going to be the best audience ever!"
"I'm very excited about my upcoming performance with Hayley (Williams) at the EMAs this year," added B.o.B. "Here's hoping that this is the first of many!"
The prize presentation is to take place Nov. 7.
Other acts scheduled to take the stage are Katy Perry, Ke$ha, Kid Rock, Kings of Leon, Linkin Park, Plan B and Shakira.
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