Possible Clues:

• Excessive butt on one lass
• Religious girl receives stick for being wasteful
• Squandering
• Terribly glad I switched on for, though it's wasteful
• Like a Biblical parable son
• The ___ son
• Urge one convict to turn up, the spendthrift!
• That bad boy might give a dig to one girl
• In favour of excavation, a student becomes extravagant
• Pod a girl opened, being reckless