Inverness midfielder Ryan Christie is poised to join Celtic after he was given permission to discuss personal terms.
Aberdeen equalled their best start to a league campaign as they won 2-0 at Partick on Saturday, while Hearts lost 3-2 at Hamilton.
Celtic boss Ronny Deila says there is interest in his defender Virgil van Dijk after he signed Tyler Blackett on loan.
Scottish League Cup holders Celtic will play Raith Rovers at home in the third round of the competition.
The SPFL mascot race ends in controversy with the winner being a guest entry who didn't belong to a football club!
Hearts maintained their perfect start to the season with a comfortable 3-0 win over Partick Thistle at Tynecastle.
A second-half double from Stuart Armstrong helped Celtic on their way to a 4-2 win over Inverness Caledonian Thistle.
Team news for Saturday's Ladbrokes Premiership match between Celtic at Inverness Caledonian Thistle at Celtic Park.
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