can i pick you up? reporter: don t tease me, mommy. reporter: they would take them for rides around the hospital in a red wagon. now they re leaving side by side in another red wagon. all right. for the mcdonls, good-bye is bittersweet. thanks for everything. i m sure we ll see you again, but it s been great. reporter: the whole world is watching. i know that for a fact. hi, hi little jayden. now it s time to say good-bye to the adopted family and adopted home. are you ready to go for a ride? it s also hello to a new home,