Help Please

[Monalise]

very slow getting started this morning ... thanks in advance for help with the following
11a Hundreds initially stuck in toilet and half of them drunk, completely. (2,3,4)
19,8 d Santa's reindeer attached to old motor, one with bells on? (6,6)
13 a Young lady was a German viniculturist, I gathered (12)
Gracias

[scooping]

19. Morris dancer

[rodders12]

- to the hilt
- morris dancer
- madamoiselle

[scorpiojo]

11 to the hilt

[rodders12]

- can't parse madamoiselle though - it is " a" before "moselle " the German wine producer with " I " gathered in but where do the first three letters mad come from ?

[roslyn251254]

should be spelt with an E
made moiselle - she made wine

[rodders12]

Thanks Roslyn !