Alberto Del Rio & Luxury Vehicles
Alberto Del Rio doesn't drive cars to the ring anymore because he ran over Santa Claus. That was his response when asked in a Wrestlemania Axxess interview that you can watch at this link.
Swagger's Wrestlemania Entrance
The entrance of Jack Swagger and Zeb Colter wasn't highlighted on Wrestlemania 29 due to time constraints. They drove a gimmick-themed golf cart to the ring.