Spotlight Lucky 15 tips: four horses to back at Newmarket and Musselburgh

The best four Spotlight tips to include in a Lucky 15 bet this evening

Night Sparkle6.55 Newmarket
Open to further improvement on handicap debut

Nizaaka8.00 Newmarket
Looks set to complete a course-and-distance hat-trick

Friday cards

The Thin Blue Line8.20 Musselburgh
Has solid claims on recent form

Sugar Baby8.50 Musselburgh
Escapes a penalty for last week's Thirsk success

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