Doctor Who Advent: Day 18

Too tired to write much this morning, so I'm just going to open it up!:

Oh dear. A second useless Sontaran. Very dissapointing!

Results so far:

Day 1: Blue Dalek

Day 2: Child-bearing Cyberman

Day 3: Shy Weeping Angel

Day 4: Tiny Zygon

Day 5: Red Dalek

Day 6: Skinny Silurian

Day 7: Well-proportioned Ood

Day 8: Unseemly Sontaran

Day 9: Lanky Silence

Day 10: Orange Dalek

Day 11: Diminutive Ice Warrior

Day 12: Twin Sister Angel

Day 13: Unlucky Zygon

Day 14: Second Silurian

Day 15: Duplicate Dalek

Day 16: Dissapointing Cyberman 

Day 17: The sound of Silence 

Day 18: Irritating Sontaran