"At the bottom of the cake, hide whatever the groom likes. sports mascot, band logo, anything". or Spiderman. Always Spiderman. "Because it's just as much his day as it is yours" and Spiderman is awesome
I love the idea of getting married under the cross. What an incredible reminder of the covenant you're making together. The only thing I want on the cross is autumn leaves, and autumn flowers (autumn colors).