The Telegraph Toughie puzzle clues 2019 Jan 22

• A brief concept for assistant Crossword Clue
• A certain flourish Crossword Clue
• Association -- one of thirteen? Crossword Clue
• At sea, nautical rite hard to understand Crossword Clue
• Bear observed in woods, I recalled Crossword Clue
• Bird circling rear of crater on moon Crossword Clue
• Book performers for revue, say? Crossword Clue
• Boring summer perhaps, no time for jumpers? Crossword Clue
• Brats are on the slippery slope, heading for oblivion after rejection Crossword Clue
• By inference, warm out Crossword Clue
• Daughter reliable, yet failing on purpose Crossword Clue
• Ending on floor, leave out bags in passage Crossword Clue
• Flat, say, without planning Crossword Clue
• Free turn I'd got to take at regular intervals Crossword Clue
• Friendly convict crushes it from behind Crossword Clue
• Generation of integral for revising Crossword Clue
• Given spin, fair stuff? Crossword Clue
• Happened upon fortune in mythical place Crossword Clue
• Licking lemon, idiot idiotic! Crossword Clue
• Look at details on envelope Crossword Clue
• Move is recent, sub rosa Crossword Clue
• Muscle weak without the French backing Crossword Clue
• Penned by runner, flier for consideration Crossword Clue
• Question sister into mock alcoholic drink Crossword Clue
• Seeing gin and tonic, excited Crossword Clue
• Self-employed swimmer across the Channel, it's implied? Crossword Clue
• Shop shut up second one of eight packages Crossword Clue
• Surprise visit ultimately welcomed by setter Crossword Clue
• Wave -- one stopping, might you say? Crossword Clue
• What we call ourselves entering explosive competition Crossword Clue