Some leeway can be given for Luxon still getting his feet under the desk.
Luxon claimed he hadn't seen Peters' comments on Monday.
Incoming Finance Minister Nicola Willis confirmed on Saturday that tax revenue from smokers would partly pay for National's promised tax cuts.
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About 20,000 people are employed by the Electoral Commission over the period.
"I'm sure that we're going to end up with a pretty good relationship with media."
It's the second time Peters has overshadowed Luxon.
He also issued an indirect edict to state broadcasters.
Watch it go down here.