Katy Perry's 'Roar' Sounds A Lot Like Sara Bareilles' 'Brave'

You hear that voice, you hear that sound, but is it Katy Perry or Sara Bareilles? After the release of Perry's new single "Roar" on Saturday, many fans noted similarities between the track and Bareilles' recent hit, "Brave." (Listen to a mashup of the songs here.)

Further muddying the waters: Perry herself tweeted praise for "Brave" on May 16 of this year.

Whether the kinship between "Roar" and "Brave" is intentional is unclear. HuffPost Entertainment contacted Interscope, Perry's record label, for comment on the matter (this post will be updated if they respond). Bareilles, meanwhile, appears to hold no ill will about the song -- at least according to this tweet: