Possible Clues:

• Party more reformed? Not for long
• Go round shops? Not I, for a short time
• Acting as Powell's kings
• Lasting for a limited period
• Lasting a short time
• Not here to stay
• Like my barista job and my new tattoo, as far as my parents are concerned ;)
• Portray me being silly -- here today, gone tomorrow
• Provisional speed on approximately 28 per cent of railway lines
• Momentary crying about politician getting nothing right