herd together
To gather people or animals together in a group. A noun or pronoun can be used between "herd" and "together." Good luck herding all of the family members together for the reunion photo. I sent my collie out to herd the sheep together.
herd someone or something together
to bunch people or animals together. Let's herd all the kids together and take them in the house for ice cream and cake. I herded all the puppies together and put them in a box while I cleaned their play area.