Russell Brand Billboard Vandalized … Hilariously

Exclusive0627_russell_brand_tmz_katy_perryRussell Brand“s new TV show isn”t getting much support from the graffiti community.

Some clever vandal — who clearly isn”t a fan of Russell”s new late night talk show “Brand X” — decided to tag a billboard for the show on Sunset Blvd. with a special spray-painted diss … involving Russell”s estranged wife Katy Perry.

It”s pretty funny … and it pretty much speaks for itself … so we gotta ask …