Answer:

intros

Answer	Crossword Clue
INTROS	Party pleasantries
INTROS	Emcee tasks
INTROS	Preambles

INTROS	Lead-ins
INTROS	Emcees' jobs
INTROS	Talk show lead-ins
INTROS	Emcees' deliveries
INTROS	Beginning bits
INTROS	Openings
INTROS	Words welcoming speakers
INTROS	MCs prepare them

INTROS	Emcees' lines
INTROS	Musical lead-ins
INTROS	Emcee's openers
INTROS	Emcee's lines
INTROS	Emcees' expertise
INTROS	Emcee's job
INTROS	Opening remarks
INTROS	Starters

INTROS	Emcees' duties
INTROS	Emcees' openers
INTROS	Openers
INTROS	Emcee rituals
INTROS	Lower classes
INTROS	Host's responsibility
INTROS	Forewords
INTROS	Opening bars.

INTROS	Opening bars, jazz style.
INTROS	Opening chords in jazz.
INTROS	Emcees' chores.
INTROS	Preliminaries of jazz pieces
INTROS	Relatives of prelims
INTROS	Emcees' remarks
INTROS	Jazz preludes
INTROS	Pop-song lead-ins

INTROS	Musical vamps
INTROS	Emcee's responsibility
INTROS	Preliminaries
INTROS	Prelims
INTROS	They may get people talking