Jessie, James, and Meowth.

The Team Rocket trio, sometimes abbreviated as TRio or JJM, is a trio of members of Team Rocket, consisting of Jessie, James, and Meowth,Since making their debut in the second episode of the anime, they have since appeared in almost every single episode up until the beginning of the Best Wishes series, where they appeared less frequently. They are members of Team Rocket who always trys to steal Pokemon,

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Pokemon that Jessie, James, and Meowth are known for

 * Wobbuffet


 * Gourgeist
 * Inkay
 * Cacnea
 * Chimecho
 * Mime Jr.
 * Carnivine
 * Seviper 
 * Yanmega

Pokemon that Jessie, James, and Meowth are known for bu they no longer have

 * Arbok 
 * Weezing