Possible Clues:

• One seeking higher status
• A-list wannabe
• Aspiring VIP ... or any of the critters hidden in the starred clues' answers
• Party member with hesitation about Conservative, one keen on standing
• One wants to join another class and do something in the garden
• Person seeking to go up in the world
• Talks a lot going up The Hill constantly looking for a better position
• Conservative in party flexible -- one out to impress superiors
• Upstart party member visiting rejected play area
• Networking expert whose plan is to scale