According to Van Halen News Desk, a fan site dedicated to all things VH, Edward Van Halen himself will appear on the forthcoming LL Cool J album Authentic. According to VHND:

LL Cool J announced that his album features several musical guests, including Eddie Van Halen, Tom Morello and Snoop Dogg.

Read more and see a pic of the pair in the studio at VHND.

Right here.