Allison Williams turns 30 today

Allison Williams in 'Girls'

Allison Williams gets her arse eaten in 'Girls' (NSFW)

Allison Williams and Logan Browning

Allison Williams

Allison Williams

Allison Williams' tasteful backstory in "Girls" S04E01 &

Allison Williams vs Anna Kendrick

Allison Williams - Girls (2017)

Allison Williams

Allison Williams getting her delicious plot ate in Girls

Allison Williams - 'Girls'