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Woman of substance

Shelley Jofre takes an in-depth look at Scottish First Minister Nicola Sturgeon, and what the success of her party the SNP could mean for the rest of Britain. The reporter goes behind the scenes to investigate the rise to power of the woman who could hold the future of the union in her hands.

Gardens of delight greatest gardens bbc1, 730pm New series. Diarmuid Gavin and Helen Dillon tour Northern Irish gardens. In this first episode, the presenters are in Co Down and Antrim, where they cast their eyes over a compartmentalised paradise behind a Georgian terrace in Hillsborough, a reclaimed Carrowdore quarry and an ambitious river landscape in the shadow of a modern rural dwelling.

Time to get techie gadget man channel 4, 8.30pm New series. Richard Ayoade returns for a fourth series in which he looks at how technology can be used to make the most of a weekend - from helping with chores and assisting with a workout to a night out and the journey home. TV presenter Steve Jones joins in to review the equipment before Al Murray and Sara Pascoe arrive to test out gadgets in the pub.

Sibling rivalry vicious UTV, 9pm New series. Violet panics when her wealthy sister Lillian, who she hasn't seen for years, announces a visit. Violet and friends begin an elaborate plan to save her from humiliation. Meanwhile, Ash is keen to introduce his new girlfriend, Jess, to the group, but he's in for a surprise. Return of the sitcom starring Ian McKellen, Frances de la Tour and Derek Jacobi.

Wild at heart springwatch 2015 BBC2, 8pm Chris Packham, Michaela Strachan and Martin Hughes-Games catch up on all the wildlife action that has taken place over the weekend. After finding out what the badgers got up to, they take a look at whether any of the star bird families have fledged their nests.

Premiere (2012, Thriller). Former CIA agent Bryan Mills and his ex-wife Lenore are taken hostage in Istanbul by an Albanian gangster whose son Bryan killed while bringing down a kidnapping ring. He is able to escape with the aid of his daughter, and together they fight to rescue Lenore and wipe out the criminal family. Action thriller sequel, starring Liam Neeson, Maggie Grace and Famke Janssen.