Ben Raine was the star for Leicestershire as they beat Yorkshire by 54 runs at Headingley in the Natwest T20 Blast.
Leicestershire were skittled for 43 as they crumbled to a seven-wicket loss to Worcestershire in the County Championship.
Gloucestershire took control of their match with Northamptonshire, though Chris Dent fell just short of his century.
Essex, current table-toppers in the County Championship Division Two, bowled Glamorgan out for 260 on day one.
Surrey beat Essex by eight runs in the opening Sky Live game of the 2016 NatWest T20 Blast at Chelmsford.
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With the NatWest T20 Blast getting underway on Friday, check out the best moments from the competition's history.
Sri Lanka's final match before the first Test against England on Thursday ended in a draw at Leicestershire.
Sri Lanka's bowlers were made to toil on day two at Leicestershire, with the hosts reaching 304-5 at the close.
Sri Lanka's top order struggled again on the first day of their three-day tour match against Leicestershire.
Gloucestershire survived a final day scare before holding on for a draw against Kent at Canterbury.
Kent's Sam Northeast missed out on becoming the fourth player of the week to notch a County Championship double century.
Brett D'Oliveira completed his maiden double century as Worcestershire bossed Glamorgan on day two in Cardiff.
Moeen Ali scored 55 for Worcestershire as unbeaten tons from Brett D’Oliviera and Joe Clarke put the hosts in charge of Glamorgan.
Glamorgan fought back well in their Specsavers County Championship Division Two clash with Kent at Canterbury.
Alastair Cook hit a third hundred in four Specsavers County Championship matches for Essex against Worcestershire.
Ben Raine took four wickets to help bowl out Sussex for 163 and put Leicestershire in control away at Hove.
Ryan ten Doeschate claimed four wickets as Essex wrapped up an innings and 92-run win over Northamptonshire at Chelmsford.