Alpha-face

I just discovered you can make an emoticon out of every single letter of the

alphabet. Meet my  new friends:

a_a
b_b
c_c
d_d
e_e
f_f
g_g
h_h
i_i
j_j
k_k
l_l
m_m
n_n
o_o
p_p
q_q
r_r
s_s
t_t
u_u
v_v
w_w
x_x
y_y
z_z