Gwen Stefani and Blake Shelton are still going strong! Over the weekend Blake hosted Nickelodeon's Kids' Choice Awards and there were two special guests in attendance. Gwen posted a photo of her son Zuma at the show on Twitter, supporting his mom's boyfriend. Then cameras caught Apollo in the audience!! Gwen also posted a pic of Blake holding a Nickelodeon blimp on Instagram. While Gwen was showing her man some love on social media, Blake was gushing over her too!