Everyone, according to a wave of jokes on the Internet, wants to get a foot in the door at the Mexican network Televisa, the world's largest producer of Spanish-language programming — a rush touched off by Mexico's first lady, Angelica Rivera, sharing some details of her earnings there after a 25-year acting career. On Tuesday night, Rivera posted a video on her website in which she explained that at the end of her acting career with Televisa in 2010, the network included a house in her payment and she had the money to buy a neighboring lot. Actress Ana De La Reguera, who was also featured in Televisa soap operas before moving to a rival network and eventually the U.S., where she has appeared in the HBO series "Eastbound & Down," took to Twitter to take a shot at Rivera. Rob Schneider, American actor-comedian who is married to Mexican television producer Patricia Azarcoya, joined in with his own tweet: "Well, that's it!