Possible Clues:

• Right back loth to make cross
• Pass through edges of thoroughfare packed with partygoers
• Cross and unwilling to follow the rules initially
• Move through
• Irish beach poem for Passover
• First three characters in 3 down gets lines to go over
• Ply tense partygoers with Ecstasy
• Go over review of art and poetry
• In extremis teacher gets hostile and cross
• Cross note about partygoers