A fine 'batch a' béz'!

Thick as honey is their accents agus blas maith atá air!
As for speaking, here are 13 patterns that are easy to do, nearly all can be sourced from English and some modifications made to achieve the Irish form:
b', p', v', f' and m' (pursed lips)
b, p, w, f and m (rounded lips)
L, N, t, d (hold water with tongue while mouth open; tongue will fan out and make the right shape)
s, z (as above, just a little weaker)
l, n (English 'ba
ll' and 'faw
n'
l', n' (English 'pi
ll' and 'pi
n'
ll', nn' (English 'mi
llion' and 'mi
nion'
d', t' (tongue as above)
ch' (English '
hue' said quickly
/j/, y (English '
yes'
s' ('ship' done similar to the above general pattern)
g, k (like '
gaw' and '
caw' but stronger and a bit further back)
g', k' (English 'ar
gue' and '
cue'
ch (make 'h' sound then 'rougher' to get more friction)
gh (voice the above)
r (like American 'bu
tter')
r' (like r above but with 'z' or 'zh' added in (other variants as well))
ng (like 'song' but stronger in articulation)
ng' (like 'sing' but stronger as well)
h