Rihanna and A$AP Rocky reportedly rented out an entire slime themed museum to host their eldest son's birthday party. Check out videos from the event.

There was slime everywhere, and Rihanna gleefully dived right into it. To celebrate her son, RZA's fourth birthday, Rihanna ...

The couple celebrated son RZA turning four with an unforgettable slime-filled party in New York City. See details.

Photos from the celebration show the "Umbrella" singer in head-to-toe plastic while standing under a slime-filled waterfall ...

Rihanna and ASAP Rocky are celebrating their eldest son RZA's special day in the most “epic” way. ​The Diamond hitmaker and ...

Hip-hop legend and anime fanatic RZA has a short list of anime that everyone should watch — and it goes far deeper than the ...

"The kids spent time exploring the different slime vats and creating their own custom blends at the DIY bar," an inside ...

The song is from from Awich's album Okinawan Wuman.

RZA is also set to join actor Winston Duke at this year's Anime Awards, which can be watched in its entirety on CrunchyRoll.

Rihanna and A$AP Rocky went all out for their son RZA’s 4th birthday, throwing an over-the-top celebration at the Sloomoo ...

Rihanna and A$AP Rocky stepped out in coordinated neutral looks while leaving their son RZA’s fourth birthday celebration at the Sloomoo Institute in New York City ...